Rear Exhaust & Emission Systems for Infiniti QX4
Find parts that fit
We need more information about your vehicle to confirm fit.
Infiniti
QX4
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
All
Auction
Buy It Now
320 Results
1997-2003 Fit INFINITI QX4 Rear Catalytic Converters 2 PIECES (Fits: INFINITI QX4)
Brand New$185.95$19.95 shippingNew Catalytic Converter Rear Passenger Side for 1997-2003 Infiniti QX4 Rear (Fits: INFINITI QX4)
Federal-EPA or 46-State LegalBrand New: EvanFischer$161.64Was: $169.80Free shipping1997-2003 Fit INFINITI QX4 Rear Catalytic Converter Passenger Side with Gaskets (Fits: INFINITI QX4)
Brand New$109.93$19.95 shippingFit INFINITI QX4 1997-2003 Rear Catalytic Converter Passenger Side (Fits: INFINITI QX4)
Brand New: Exhaust Distribution$99.85$14.95 shippingFit INFINITI QX4 1997-2003 Rear Catalytic Converter Driver Side (Fits: INFINITI QX4)
Brand New: Exhaust Distribution$95.96$14.95 shipping9 watchingCatalytic Converter For 1997-2004 Nissan Pathfinder Infiniti QX4 3.5L Rear Set (Fits: INFINITI QX4)
EPA Approved, 3 - 6 Business Days Delivery GUARANTEED!Brand New$158.99or Best OfferFree shipping106 soldMuffler Exhaust Rear 201005W014 for Nissan Pathfinder INFINITI QX4 2001-2003 (Fits: INFINITI QX4)
Hassle Free Returns. Free Fast Shipping.Brand New: EvanFischer$395.68Free shippingFITS: 2001-2003 Infiniti QX4 3.5L Front/Rear D/S & P/S CATALYTIC CONVERTER (Fits: INFINITI QX4)
Brand New$289.99Free shippingMuffler Exhaust Rear for Nissan Pathfinder Infiniti QX4 1996-2000 203501W365
Hassle Free Returns. Free Fast Shipping.Brand New: EvanFischer$70.77Free shipping58 soldFits 2002-2003 Infiniti QX4 3.5L 2 x Upstream & Downstream Oxygen O2 02 Sensors (Fits: INFINITI QX4)
Brand New$28.49or Best OfferFree shippingGenuine Oxygen Sensor Nissan Frontier Pathfinder Xterra Infiniti QX4 226A0-0W012 (Fits: INFINITI QX4)
Brand New: Nissan$87.16Was: $108.95Free shippingFor Nissan Pathfinder Infiniti QX4 Automatic Right Lower Oxygen Sensor 2344704 (Fits: INFINITI QX4)
Brand New: MotorKing$30.55Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $33.21Free shippingMagnaFlow 24118-AL for 2001-2003 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$328.00Free shipping1997-2003 Fit INFINITI QX4 Rear Catalytic Converter Driver Side with Gaskets (Fits: INFINITI QX4)
Brand New$109.96$19.95 shippingEvan Fischer Catalytic Converter Set for 97-03 QX4, 96-04 Pathfinder, Rear LH/RH (Fits: INFINITI QX4)
Federal-EPA or 46-State LegalBrand New: EvanFischer$305.41Was: $336.15Free shipping83 soldCar Rear Tail Throat Double Liner Exhaust Muffler Tip Stainless Steel Pipe Chrom (Fits: INFINITI QX4)
Brand New: Unbranded$30.10Was: $31.68or Best OfferFree shipping70 sold4Pcs Heavy Duty Rubber Exhaust Tail Pipe Mount Bracket Hanger Bushing Insulator (Fits: INFINITI QX4)
Brand New$10.79or Best OfferFree shippingFor 1997-2000 Infiniti QX4 Muffler Rear OP 69629DYYR 1998 1999 (Fits: INFINITI QX4)
Brand New$66.97Free shippingWalker 83NX78Z Rear Muffler Fits 2001-2003 Infiniti QX4 3.5L V6 (Fits: INFINITI QX4)
Brand New: Walker$72.52Estimated delivery dateEst. delivery Fri, May 24Only 1 left!1X Oxygen Sensor for Nissan Pathfinder Frontier Xterra 3.3L Downstream 234-4703 (Fits: INFINITI QX4)
Brand New$13.24or Best OfferFree shippingFor 1997-2000 Infiniti QX4 3.3L 2 Pcs Downstream Oxygen O2 02 Sensors (Fits: INFINITI QX4)
Brand New$27.19or Best OfferFree shippingFITS: 2001-2004 Infiniti QX4/Nissan Pathfinder 3.5L Rear P/S Catalytic Converter (Fits: INFINITI QX4)
Brand New$116.50Free shippingBosal 278-375 Exhaust Muffler Assembly For 96-00 Infiniti Nissan Pathfinder QX4 (Fits: INFINITI QX4)
Bosal 278-375 Fast Free Shipping Multiple US LocationsBrand New: BRExhaust$173.99Estimated delivery dateEst. delivery Fri, May 24Was: $254.99NEW OE WALKER OXYGEN O2 SENSOR For 1998-2001 INFINITI 30 QX4 NISSAN 350-34607 (Fits: INFINITI QX4)
Brand New: Walker Products$34.98Free shippingMiddle and Rear Muffler for Nissan Pathfinder 96-00 & Infiniti QX4 3.3L 97-00 (Fits: INFINITI QX4)
Brand New$295.00Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
64 soldFITS: 2002-2003 Infiniti QX4 3.5L Rear Driver Catalytic Converter (Direct-Fit) (Fits: INFINITI QX4)
Brand New: Globe$106.46Was: $133.08Free shippingNew Catalytic Converter for 1996-2004 Pathfinder 1997-2003 QX4 Rear Left (Fits: INFINITI QX4)
Federal-EPA or 46-State LegalBrand New: EvanFischer$164.81Was: $188.63Free shippingMagnaFlow 24118-AK for 1998-2000 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$328.00Free shippingFor Nissan Pathfinder Infiniti QX4 Left Lower Oxygen Sensor 226A10W04 234-4703 (Fits: INFINITI QX4)
Brand New: MotorKing$34.45Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $37.42Free shipping4 x Heavy Duty Rubber Exhaust Tail Pipe Mount Bracket Hanger Bushing Insulator (Fits: INFINITI QX4)
Brand New: Unbranded$9.59or Best OfferFree shippingFit Stainless 2.5" Inlet 4" Outlet Spiral Flow N1 Style Exhaust Muffler+Silencer (Fits: INFINITI QX4)
✅Best Quality✅Money Back Guarantee✅Same Day ShippingBrand New: Spec-D Tuning$35.38Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $59.99Free shipping37 soldMuffler Exhaust Rear for Nissan Pathfinder Infiniti QX4 1996-2000 203501W365 (Fits: INFINITI QX4)
Hassle Free Returns. Free Fast Shipping.Brand New: EvanFischer$114.99Free shippingRear Muffler For 96-00 Infiniti Nissan QX4 Pathfinder SQ52J5 (Fits: INFINITI QX4)
Brand New$68.15Only 1 left!Fits 2002-2003 Infiniti QX4 3.5L 2 Pcs Downstream Oxygen O2 02 Sensors (Fits: INFINITI QX4)
Brand New$27.69or Best OfferFree shippingMagnaFlow 447204-FL for 2001 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$442.00Free shippingMagnaFlow 49532-AM for 2001-2003 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$344.00Free shippingO2 Sensor Downstream Rear Replacement for 1999-2001 Infiniti I30 3.0L 234-4776 (Fits: INFINITI QX4)
Brand New$16.79Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping234-4703 Downstream O2 Oxygen Sensor for Nissan Pathfinder Frontier Xterra 3.3L (Fits: INFINITI QX4)
Brand New$13.25Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingRear Muffler For 01-04 Nissan Infiniti Pathfinder QX4 LE SE NM38V4 (Fits: INFINITI QX4)
Brand New$65.16Free shippingOP 24RB94B Rear Muffler Fits 1997-2000 Infiniti QX4
Brand New$71.53Estimated delivery dateEst. delivery Fri, May 244pcs Universal Car Polyurethane Rubber 2 Hole 12mm Exhaust Muffler Hanger Blue (Fits: INFINITI QX4)
Brand New: Unbranded$10.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingAPI 14KD71M Rear Muffler Fits 2001-2003 Infiniti QX4 3.5L V6 (Fits: INFINITI QX4)
Brand New: OES$69.51Free shippingCar Black Stainless Steel 70mm Exhaust Muffler Tail Muffler Tip Pipe Single 1Pc (Fits: INFINITI QX4)
Brand New: Unbranded$23.45Was: $24.68or Best OfferFree shipping234-4703 Downstream O2 Oxygen Sensor for Nissan Pathfinder Frontier Xterra 3.3L (Fits: INFINITI QX4)
Brand New$13.39Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFor Infiniti QX4 1997-2003 Infiniti 2069157E01 Rear Catalytic Converter Gasket (Fits: INFINITI QX4)
Brand New: Infiniti$15.74Was: $19.68$23.27 shippingCatalytic Converter Set 2001 2002 2003 2004 Nissan Pathfinder 3.5L Direct Fit (Fits: INFINITI QX4)
3-5 Business Days E.T.A / High QualityBrand New$348.78or Best OfferFree shipping167 soldDownstream O2 Oxygen Sensor for Infiniti G35 2007-2008 226A0JA10C 2344380 (Fits: INFINITI QX4)
Brand New: Unbranded$21.98Free shippingBlue Car Stainless Steel Rear Exhaust Pipe Tail Muffler Tip Round Accessories US (Fits: INFINITI QX4)
Brand New$13.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFITS: 02-03 INFINITI QX4 3.5L REAR DRIVER CATALYTIC CONVERTER DIRECT-FIT (Fits: INFINITI QX4)
Brand New$99.99Was: $124.99Free shippingRear Muffler OP 74CYZX75 for Infiniti QX4 2001 2002 2003 (Fits: INFINITI QX4)
Brand New$66.80Free shippingFITS: 02-03 INFINITI QX4 3.5L REAR PASSENGER CATALYTIC CONVERTER DIRECT FIT (Fits: INFINITI QX4)
Brand New$103.99Was: $129.99Free shippingMagnaFlow 447230-BA for 2001 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$466.00Free shippingMagnaFlow 447204-FM for 2001 Infiniti QX4 (Fits: INFINITI QX4)
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$442.00Free shipping