{
    "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
}
2001 Infiniti QX4
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
2001 Infiniti QX4

2001 Infiniti QX4 Mufflers

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 485 results
Display item:
15
30
45
Sort by:
Muffler
Kool Vue
Muffler
Part Number: KV150108
Guaranteed to Fit
$89.49
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Inlet Size : 2.25 in. Inlet SizeOutlet Size : 3.25 in. Outlet SizeColor Finish : PolishedQuantity Sold : Sold individuallyWarranty : 1-year Kool Vue 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.

Sound Level : MildProduct Fit : UniversalReturns Policy : 30-Day Return PolicyInlet Quantity : SingleOutlet Quantity : DualInlet Location : CenterHeight : 4.5 in. HeightBody Length : 10 in. Body LengthWidth : 4.5 in. WidthAttachment Style : Clamp-OnMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementExhaust Tip Material : Tip Made of SteelOutlet Location : CenterCase Shape : RoundExhaust Tip Finish : Polished TipOverall Length : 18.5 in. overall lengthInterchange Part Number : GM2707
Muffler
Kool Vue
Muffler
Part Number: KV150103
Guaranteed to Fit
$70.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Inlet Size : 2.25 in. Inlet SizeOutlet Size : 4 in. Outlet SizeColor Finish : PolishedQuantity Sold : Sold individuallyWarranty : 1-year Kool Vue 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.

Sound Level : MildReturns Policy : 30-Day Return PolicyInlet Quantity : SingleOutlet Quantity : SingleInlet Location : CenterHeight : 6 in. HeightBody Length : 13.75 in. Body LengthWidth : 6 in. WidthAttachment Style : Clamp-OnTip Diameter : 4 in. Tip DiameterMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementExhaust Tip Material : Tip Made of SteelOutlet Location : CenterCase Shape : RoundExhaust Tip Finish : Polished TipOverall Length : 17.5 in. overall lengthInterchange Part Number : 842448
Muffler
Evan Fischer®
Muffler
Part Number: EI96110001
Guaranteed to Fit
$293.69
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : RearColor Finish : AluminizedReplaces OE Number : 201005W014Quantity Sold : Sold individuallyWarranty : 1-year Evan Fischer unlimited-mileage 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.

Interchange Part Number : 283713, 201005W014Material : Stainless SteelRecommended Use : OE ReplacementReturns Policy : 30-Day Return Policy
Muffler
Davico®
Muffler
Part Number: DAV574569
Guaranteed to Fit
$67.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Quantity Sold : Sold individuallyWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 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.

Recommended Use : OE Replacement
Muffler
Davico®
Muffler
Part Number: DAV518994
Guaranteed to Fit
$168.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Quantity Sold : Sold individuallyWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 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.

Recommended Use : OE Replacement
Muffler
Walker®
Muffler
Part Number: WK54378
Guaranteed to Fit
$94.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : RearSeries : Quiet-Flow3 SeriesQuantity Sold : Sold individuallyProp 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.

Interchange Part Number : RN96110003Material : Made of Aluminized SteelRecommended Use : OE Replacement
Muffler
Ansa®
Muffler
Part Number: ANSADA39247
Guaranteed to Fit
$76.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : RearColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : Ansa 1-Year 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.

Attachment Style : Weld-On or Clamp-OnCase Shape : OvalMaterial : Made of Aluminized SteelRecommended Use : Performance Replacement
Muffler
Walker®
Muffler
Part Number: WK18962
Guaranteed to Fit
$70.49
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : RearSeries : SoundFX SeriesQuantity Sold : Sold individuallyProp 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.

Recommended Use : OE Replacement
Muffler
Walker®
Muffler
Part Number: WK54377
Guaranteed to Fit
$156.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : FrontSeries : Quiet-Flow3 SeriesQuantity Sold : Sold individuallyProp 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.

Material : Made of Aluminized SteelRecommended Use : OE Replacement
Muffler, Natural, Welded Assembly
AP Exhaust®
Muffler, Natural, Welded Assembly
Part Number: APE7450
Guaranteed to Fit
$116.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L Welded Assembly
Product Details
Color Finish : NaturalQuantity Sold : Sold individuallyWarranty : Lifetime 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Muffler
BRExhaust®
Muffler
Part Number: BO278713
Guaranteed to Fit
$131.49
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : RearQuantity Sold : Sold individuallyWarranty : Lifetime BRExhaust 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.

Interchange Part Number : RN96110003Material : Made of Aluminized SteelRecommended Use : OE Replacement
Muffler, Natural, Center
Ansa®
Muffler, Natural, Center
Part Number: ANSADA39245
Guaranteed to Fit
$191.49
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L Center
Product Details
Color Finish : NaturalQuantity Sold : Sold individuallyWarranty : Ansa 1-Year 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.

Attachment Style : Weld-On or Clamp-OnCase Shape : OvalMaterial : Made of Aluminized SteelRecommended Use : Performance Replacement
Muffler, Natural, Welded Assembly, OE Replacement
AP Exhaust®
Muffler, Natural, Welded Assembly, OE Replacement
Part Number: APE7686
Guaranteed to Fit
$203.99
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L Welded Assembly; OE Replacement
Product Details
Color Finish : NaturalQuantity Sold : Sold individuallyWarranty : Lifetime 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Muffler
Walker®
Muffler
Part Number: WK18963
Guaranteed to Fit
$110.49
Vehicle Fitment
  • 2001 Infiniti QX4 Base 6 Cyl 3.5L
Product Details
Location : FrontSeries : SoundFX SeriesQuantity Sold : Sold individuallyProp 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.

Material : Made of SteelRecommended Use : OE Replacement
Afterburner Series Muffler, Natural
Flowtech®
Afterburner Series Muffler, Natural
Part Number: F3150370
Universal Fit
$130.95
Product Details
Series : Afterburner SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 in. Outlet SizeColor Finish : NaturalQuantity Sold : Sold individuallyProp 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.

Attachment Style : Weld-On or Clamp-OnSound Level : AggressiveMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : UniversalInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 18 in. overall lengthOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 10 in. Width
Page 1 of 33 | Showing 1 - 15 of 485 results

Top Rated Products

Kool Vue Muffler
$89.49( Review)
Good quality parts, fast service and exact fit...3 of my favorite things when lookingSee More
Kent J.
VERIFIED PURCHASER

Popular Products

Helpful Automotive Resources

Muffler Replacement Cost Estimates, FAQs, and More
Muffler Replacement Cost Estimates, FAQs, and MoreThe muffler silences the engine exhaust. When the exhaust valve opens, a high-pressure gas is released, sending a strong air pressure wave through the atmosphere in the exhaust system.
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 Coupling Alternatives (No Welding Needed)
Exhaust Coupling Alternatives (No Welding Needed)The engine exhaust initially contains oxides of nitrogen, hydrocarbons, and carbon monoxide. The front part of the catalytic converter nearest the manifold handles the oxides of nitrogen, but the second part is needed for hydrocarbons and carbon monoxide.
Is There a Strong Exhaust Smell Outside Your Car? Here’s Why
Is There a Strong Exhaust Smell Outside Your Car? Here’s WhyThere can be a number of reasons why there’s a strong exhaust smell coming from outside your car. Here are the most common ones. Damaged Catalytic Converter The catalytic converter has layers that convert sulfur into sulfur dioxide, which is an odorless gas. If it gets damaged, the vehicle can exude a
Why Is My Car So Loud?: 12 Causes of Loud Engine Noise
Why Is My Car So Loud?: 12 Causes of Loud Engine NoiseIf you hear a rattling noise from the catalytic converter, it could mean that it’s close to failure. The converter has a lot of small parts inside that could break off over time. When this happens, they might rattle around inside the converter while the engine is running.
Common Types of Mufflers
Common Types of MufflersAlso called the resonator chamber or simply resonator, the resonating chamber amplifies and tunes the exhaust sounds into something more attractive and pleasant to human ears. The muffler can have multiple resonators and lays them out at specific lengths. Combined with metal plates, the chambers bounce sound waves together, causing