{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
2008 Lexus IS350

2008 Lexus IS350 Catalytic Converters

Refine by:

Shop Catalog

Showing 1 - 15 of 51 results
Display item:
15
30
45
Sort by:
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: M6651205
Guaranteed to Fit
$194.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Rear Wheel Drive, Cutting And Welding Required
Product Details
Location : Driver or Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 2.25 in. Inlet/Outlet; 13 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Magnaflow Catalytic Converter SaleSeries : OEM Grade SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M665571205
Guaranteed to Fit
$409.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Rear Wheel Drive, EO# D-193-137; Eng Fam No: 8Tyxv03.5Beb
Product Details
Location : Driver or Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-137Gasket Included : Without GasketWarranty : 5-year or 50,000-mile Magnaflow limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
Passenger Side OEM Grade Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: M6649285
Guaranteed to Fit
$817.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : Exhaust Manifold with Integrated Catalytic Converter OEM GRADE Federal (Exc.CA); 27 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OEM Grade SeriesTube Material : Stainless Steel
HM Grade Series Direct Fit Catalytic Converter, RWD Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: M6623927
Guaranteed to Fit
$1,183.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Rear Wheel Drive
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 83 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : HM Grade SeriesTube Material : Stainless Steel
OEM Grade Series Direct Fit Catalytic Converter, RWD Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: M6649168
Guaranteed to Fit
$1,242.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Rear Wheel Drive
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 80.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OEM Grade SeriesTube Material : Stainless Steel
Front, Passenger Side California Series Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: M665531285
Guaranteed to Fit
$1,299.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L EO# D-193-137; Eng Fam No: 8Tyxv03.5Beb
Product Details
Location : Front, Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : (1) Converter Quantity; 2.25 in. Main Piping Diameter; Stainless Steel Material; Ceramic Substrate Material; Pre Converter; Includes Gasket and Mounting Hardware; 25.13 in. overall lengthType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-137Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
Front, Driver Side California Series Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: M665531284
Guaranteed to Fit
$1,495.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L EO# D-193-137; Eng Fam No: 8Tyxv03.5Beb
Product Details
Location : Front, Driver SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : (1) Converter Quantity; 2.25 in. Main Piping Diameter; Stainless Steel Material; Ceramic Substrate Material; Pre Converter; Includes Gasket and Mounting Hardware; 23.38 in. overall lengthType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-137Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
California Series Catalytic Converter, RWD CARB and Federal EPA Standards, 50-state Legal
Part Number: M665571168
Guaranteed to Fit
$2,169.00
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Rear Wheel Drive, EO# D-193-137; Eng Fam No: 8Tyxv03.5Beb
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : (2) Converter Quantity; 2.25 in. Main Piping Diameter; 10.5 in. Body Length x 4 in. Body Width x 4 in. Body Height; 2.25 in. ID x 2.5 in. OD; Round Body Shape; Spun Body Type; Bolt-On Inlet and Outlet Attachment; Stainless Steel Material; Pre Converter; Includes Clamp; 78.38 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-137Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
Passenger Side OE Solutions Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: RB674069
Guaranteed to Fit
$536.49
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 30 in. Overall Length; 4 in. Converter Body Length; Stainless Steel Material; 30 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Replaces OE Number : 641571, 41270, 1714031120, 1714031340, 1714031470, 51932Interchange Part Number : 641571, 41270, 1714031120, 1714031340, 1714031470, 51932Series : OE Solutions SeriesTube Material : Stainless Steel
Driver Side OE Solutions Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: RB674317
Guaranteed to Fit
$634.99
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 8 in. Converted Body Length; (8) Inlet Quantity; (1) Outlet Quantity; (1) Air Tube Count; (1) Sensor Port Quantity; Round Exhaust Manifold Inlet Port; Includes Installation Hardware; 26.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Replaces OE Number : 641557, 41217, 1715031120, 49284, 51263, 51343Interchange Part Number : 641557, 41217, 1715031120, 49284, 51263, 51343Series : OE Solutions SeriesTube Material : Stainless Steel
Passenger Side OE Solutions Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: RB673069
Guaranteed to Fit
$924.49
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Engine Family Number (Efn) 8Tyxv03.5Beb; Carb Executive Order Number: D-798-9
Product Details
Location : Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : (2) Bolt Hole Quantity; (6) Inlet Mounting Hole Quantity; (3) Inlet Quantity; 4 in. Body Length; (2) Outlet Mounting Hole Quantity; (1) Outlet Quantity; (2) Sensor Port Count; 0.13 in. Tube Wall Thickness; Flanged Type; Round Port Shape; 30 in. overall lengthComponents : 1 Catalytic Converter; 1 Inlet Gasket; 1 Outlet Gasket; 2 Bolts; 2 Nuts; 2 WashersType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-798-9Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Replaces OE Number : 771170, 1714031120, 1714031340, 1714031470Interchange Part Number : 771170, 1714031120, 1714031340, 1714031470Series : OE Solutions SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: EAST70248
Guaranteed to Fit
$112.99
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L RWD, Undercar
Product Details
Location : Driver or Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 12 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : 5-year or 50,000-mile Eastern limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard SeriesTube Material : Aluminized Steel
Front, Passenger Side Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: APE641571
Guaranteed to Fit
$539.49
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Direct Fit; Manifold Unit
Product Details
Location : Front, Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : Exhaust Manifold Included; 28.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile AP Exhaust limited warranty on converter body and 25,000-mile limited warranty on emissionsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
Front, Passenger Side Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: CAT1475
Guaranteed to Fit
$625.49
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L Manifold Unit, Federal and California Emissions
Product Details
Location : Front, Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : Exhaust Manifold Included; 28.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Catco limited warranty on converter body with 25,000-mile limited warranty on emissionsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
Front, Passenger Side Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: EAST41270
Guaranteed to Fit
$597.99
Vehicle Fitment
  • 2008 Lexus IS350 Base 6 Cyl 3.5L
Product Details
Location : Front, Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 28.5 in. Overall Length; 6 Bolt Welded Inlet Type A; 2 Bolt Welded Outlet Type A; (1) Inlet Gasket; (1) Outlet Gasket; ECO III Catalyst Type; Federal / EPA Direct-Fit Manifold Type; 28.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Manifold ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Eastern limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
Page 1 of 4 | Showing 1 - 15 of 51 results

Popular Products

Product Questions & Answers

Q:Where can I buy a catalytic converter for 2008 is 250 for my car. I live in California? Show Less
T gipson
A:BEST ANSWERHi Tami, thank you for reaching out. Click this link to order the suggested catalytic converters for the 2008 Lexus IS250 with the California emissions system (50-state legal): https://www.carparts.com/catalytic-converter?&itemsperpage=15&refinements[part]=Catalytic_Converter&refinements[emissions]=CARB_and_Federal_EPA_Standards-comma-_50-state_Legal&vehicle[cylinders]=6&vehicle[liter]=2%2E5&vehicle[submodel]=Base&vehicle[model]=IS250&vehicle[make]=Lexus&vehicle[year]=2008&can=CPAP3648_CSQA_20230425 I hope this helps. Happy shopping. Show less
Aldrin P.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

P0430 Code: Catalyst System Efficiency Below Threshold  (Bank 2)
P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)In most cases, a vehicle with an inefficient catalytic converter will continue to run just fine. But if the converter is obstructed internally, it can cause poor engine performance and may even damage the engine in the long run.
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Bank 1 is the side of the engine where the #1 cylinder is located. P0042 code is set when your car’s PCM determines a potential problem with the heater element circuit of the oxygen sensor.
Can You Drive Without a Catalytic Converter?
Can You Drive Without a Catalytic Converter?Technically, yes. Older cars ran just fine before catalytic converters became commonplace in the 1970s. So, if your question is whether your car will run without one, then it most certainly will. But the other question you should be asking is—should you risk it?  Removing or disabling the catalytic converter could
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)The PCM may disable the misfiring cylinder or cylinders in order to prevent further damage to the engine. Code P0316 is often listed in addition to one or more of the P0300 series codes that are associated with the misfiring cylinder/s.
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)The Bank 1 portion of the code refers to the side of the engine with the number one cylinder. Sensor 1 refers to the upstream O2 sensor.
How to Tell If the Catalytic Converter is Clogged
How to Tell If the Catalytic Converter is CloggedA clogged catalytic converter will present symptoms, while a chemically failed cat con that’s not clogged typically just illuminates the check engine light or malfunction indicator lamp (MIL). Also, if the cat con that just fails chemically but doesn’t clog is not the light-off cat con (the cat con closest