{
    "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
}
2003 Chevrolet Silverado 1500

2003 Chevrolet Silverado 1500 Headers

Refine by:

Shop Catalog

Showing 1 - 15 of 71 results
Display item:
15
30
45
Sort by:
Headers, Shorty, 8 Cyl 4.8L, Titanium Ceramic Coated, Made of Steel -
Part Number: B454005
Guaranteed to Fit
$499.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Titanium Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1 Year BBK 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.

Port Shape : Round PortEO Number : D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelProduct Fit : Direct FitDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty Tuned SeriesCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Headers Shorty, Painted Black, Made of Steel
Part Number: F3191843FLT
Guaranteed to Fit
$459.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 6.0L, Titanium Ceramic Coated, Made of Steel -
Part Number: B454006
Guaranteed to Fit
$499.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Titanium Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1 Year BBK Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including chemicals, 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.

Port Shape : Round PortEO Number : EO Number: D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelProduct Fit : Direct FitDesign : 4-1Includes : With Gasket, Bolts/Studs and Installation HardwareSeries : Shorty Tuned SeriesCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
8 Cyl 6.0L, Shorty; Smog Headers; Standard; With EGR, Painted Black, Made of Steel -
Part Number: F3191835
Guaranteed to Fit
$415.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L Shorty; Smog Headers; Standard; With EGR
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Painted BlackCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Headers Shorty, Black, Made of Stainless Steel
Part Number: F3111143FLT
Guaranteed to Fit
$499.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L AWD
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 7/8 in. Primary TubeColor Finish : BlackCollector Diameter : 2.5 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of Stainless SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 6.0L, Silver Ceramic Coated, Made of Steel -
Part Number: B4540060
Guaranteed to Fit
$549.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Silver Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1 Year BBK 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.

Port Shape : Round PortEO Number : D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelProduct Fit : Direct FitDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty Tuned SeriesCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 4.8L, Silver Ceramic Coated, Made of Steel -
Part Number: B4540050
Guaranteed to Fit
$549.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Silver Ceramic CoatedCollector Diameter : 3 in. CollectorQuantity Sold : KitWarranty : 1 Year BBK Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including chemicals, 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.

Port Shape : Round PortEO Number : EO Number: D-245-18Primary Tube Gauge : 14 GaugeMaterial : Made of SteelProduct Fit : Direct FitDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty Tuned SeriesCollector Attachment Style : FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 6.0L, Ceramic Coated, Made of Steel -
Part Number: F3131142FLT
Guaranteed to Fit
$580.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 3/4 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 5.3L, Ceramic Coated, Made of Steel -
Part Number: F31918431FLT
Guaranteed to Fit
$607.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
8 Cyl 5.3L, Shorty; Smog Headers; Standard; Without EGR, Ceramic Coated, Made of Steel -
Part Number: F31918361
Guaranteed to Fit
$670.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L Shorty; Smog Headers; Standard; Without EGR
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L Shorty; Smog Headers; Standard; Without EGR
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 90-day Flowtech 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.

Port Shape : Round PortPrimary Tube Gauge : 16 GaugeMaterial : Made of SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Shorty SeriesCollector Attachment Style : FlangedHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 6.0L, CARB E.O. D-411-11, Natural, Made of Stainless Steel -
Part Number: G27GP500S
Guaranteed to Fit
$750.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L CARB E.O. D-411-11
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : NaturalCollector Diameter : Stock CollectorQuantity Sold : KitWarranty : Lifetime Gibson 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.

Specialty Part : Performance Part by JCWPort Shape : Round PortEO Number : EO Number: D-411-9Primary Tube Gauge : 16 GaugeMaterial : Made of Stainless SteelDesign : 4-1Includes : With Premium gasket, installation hardware and Bolts/StudsSeries : Performance SeriesCollector Attachment Style : OE Style FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Headers Shorty, Natural, Made of Stainless Steel
Part Number: G27GP129S
Guaranteed to Fit
$1,016.49
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L CARB E.O. D-411-11
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 1/2 in. Primary TubeColor Finish : NaturalCollector Diameter : Stock CollectorQuantity Sold : KitWarranty : Lifetime Gibson 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.

Specialty Part : Performance Part by JCWPort Shape : Round PortEO Number : EO Number: D-411-9; D-411-11Primary Tube Gauge : 16 GaugeMaterial : Made of Stainless SteelDesign : 4-1Includes : With Premium gasket, installation hardware and Bolts/StudsSeries : Performance SeriesCollector Attachment Style : OE Style FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 6.0L, Tube Size: 1 5/8 in , Direct Replacement For Factory Manifold, without Egr, without EGR, Silver Ceramic Coated, Made of Stainless Steel -
Part Number: J211850S3JS
Guaranteed to Fit
$799.95
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L Tube Size: 1 5/8 in , Direct Replacement For Factory Manifold, without Egr, without EGR
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : Silver Ceramic CoatedCollector Diameter : 2 1/2 in. CollectorQuantity Sold : KitWarranty : 1-year JBA 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.

EO Number : EO Number: D-57-29 & D-57-25Material : Made of Stainless SteelDesign : 4-1Series : Cat4ward Shorty SeriesHead Flange Thickness : 3/8 in. Thick Head Flange
Headers, Shorty, 8 Cyl 5.3L, CARB E.O. D-411-11, Ceramic Coated, Made of Stainless Steel -
Part Number: G27GP129SC
Guaranteed to Fit
$827.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L CARB E.O. D-411-11
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L CARB E.O. D-411-11
Product Details
Emissions : 50-State LegalHeader Style : ShortyPrimary Tube Diameter : 1 1/2 in. Primary TubeColor Finish : Ceramic CoatedCollector Diameter : Stock CollectorQuantity Sold : KitWarranty : Lifetime Gibson 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.

Specialty Part : Performance Part by JCWPort Shape : Round PortProvision : EGREO Number : EO Number: D-411-9; D-411-11Primary Tube Gauge : 16 GaugeMaterial : Made of Stainless SteelDesign : 4-1Includes : With Gaskets and Bolts/StudsSeries : Performance SeriesCollector Attachment Style : OE Style FlangeHead Flange Thickness : 3/8 in. Thick Head Flange
8 Cyl 6.0L, Shorty Headers, Natural, Made of Stainless Steel -
Part Number: KCH28501120
Guaranteed to Fit
$1,940.99
Vehicle Fitment
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 4.8L Shorty Headers
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 5.3L Shorty Headers
  • 2003 Chevrolet Silverado 1500 WT 8 Cyl 5.3L Shorty Headers
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 4.8L Shorty Headers
  • 2003 Chevrolet Silverado 1500 SS 8 Cyl 6.0L Shorty Headers
  • 2003 Chevrolet Silverado 1500 Base 8 Cyl 5.3L Shorty Headers
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 5.3L Shorty Headers
  • 2003 Chevrolet Silverado 1500 LT 8 Cyl 4.8L Shorty Headers
  • 2003 Chevrolet Silverado 1500 LS 8 Cyl 4.8L Shorty Headers
Product Details
Emissions : 46-State Legal (Cannot ship to CA, CO, NY or ME)Header Style : ShortyPrimary Tube Diameter : 1 5/8 in. Primary TubeColor Finish : NaturalQuantity Sold : KitWarranty : Lifetime Kooks 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 : Performance Replacement SeriesMaterial : Made of Stainless SteelHead Flange Thickness : 3/8 in. Thick Head Flange
Page 1 of 5 | Showing 1 - 15 of 71 results

Top Rated Products

Great product
Brian D.
VERIFIED PURCHASER

Popular Products

Helpful Automotive Resources

The Best Car Upgrades For Improved Performance
The Best Car Upgrades For Improved PerformanceYou don’t have to upgrade your engine’s components to get more horsepower and torque from your engine. Most modern vehicles are equipped with engine control units (ECUs) that manage your engine’s ability to produce power in varying conditions. ECUs are generally set to have a torque map that’s meant to
Best Headers
Best HeadersIf you’re thinking of giving your vehicle a performance upgrade, you might want to consider getting a new exhaust header. A header is an aftermarket exhaust manifold upgrade that reduces back pressure by making it easier for the engine to push exhaust gases out of the cylinders. 5 Best Headers
Improve Your Exhaust Note With These Exhaust System Parts
Improve Your Exhaust Note With These Exhaust System PartsChoosing your header’s material is important because the header plays a big role in your vehicle’s exhaust note and the engine’s acoustics. Generally speaking, stainless steel exhaust parts create a clean and high-pitched metallic noise. One way to describe it is like how aluminum cans reverberate sound. Meanwhile, steel exhaust
Exhaust Manifolds vs. Headers: What You Need to Know
Exhaust Manifolds vs. Headers: What You Need to KnowExhaust manifolds are typically made from thick cast iron. The manifolds feature short inlets, which may be of varying lengths, that come together in a single collector. Engines with a ‘V’ or flat configuration have two exhaust manifolds (one for each bank of cylinders), whereas inline or straight engines have