Exhaust & Emission Systems for 2004 Audi A4
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1x Secondary Air Injection Pump For 2000-2004 Audi A4 06A959253B (Fits: More than one vehicle)
Brand New$37.59Top Rated Plus- Sellers with highest buyer ratings
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Free shipping2002-2004 AUDI A4 Quattro 3.0L Catalytic Converter Auto Trans. 2 PIECES PAIR (Fits: 2004 Audi A4 Quattro)
Brand New$275.95$19.95 shipping12 watchingCatalytic Converter for Audi A4 2001 2002 2003 2004 Turbo 1.8L L4 GAS DOHC (Fits: More than one vehicle)
Brand New$122.08Was: $128.50or Best OfferFree shippingCatalytic Converter Fits 2002-2004 Audi A4 3.0L V6 GAS DOHC
USC PN# 916225-PM - Fits - SHIPS FREE!!Brand New$148.75Was: $175.00Free shippingCatalytic Converter W/Gaskets FOR Audi A4 Quattro VW Passat 1.8L L4 Turbo Only (Fits: More than one vehicle)
Brand New$63.89or Best OfferFree shipping74 soldBOSCH Vapor Canister Purge Valve Emission 0280142353 For AUDI A4 A6 TT VW Golf (Fits: More than one vehicle)
Brand New: Bosch$23.85Was: $26.50or Best OfferFree shippingOnly 2 leftTurbo Manifold fits 1997-2005 Audi A4/A4 Quattro Base Sedan 4D 1.8L I4 (Fits: More than one vehicle)
Brand New: EMUSA$99.99Free shipping36 soldOEM Vapor Canister Purge Valve Emission 6QE906517A For VW GOLF AUDI A4 S4 (Fits: More than one vehicle)
Brand New: Audi$26.40Was: $29.33or Best OfferFree shippingOnly 1 left!Front Flext pipe fits: 2002-2005 Audi A4 Quattro 1.8L (Fits: 2004 Audi A4 Quattro)
Brand New$89.74Only 1 left!Air Smog Pump Audi A4 A6 A8 Touareg VW Passat Jetta GTI Beetle - 06A 959 253 B (Fits: More than one vehicle)
Pre-Owned: Volkswagen$39.99OEM Audi A4 B6 02-06 Touareg Golf Smog Secondary Air Injection Pump 06A959253B (Fits: 2004 Audi A4)
Pre-Owned: Audi$32.99or Best OfferCatalytic Converter Fits Fits 2002 Chrysler Voyager; 2002-2004 Audi A4; 2002-200 (Fits: More than one vehicle)
Brand New$148.75Was: $175.00Free shippingCatalytic Converter Fits 2002-2004 Audi A4 3.0L V6 GAS DOHC (Fits: 2004 Audi A4)
USC PN# 916225-AB - Fits Rear - SHIPS FREE!!Brand New$148.75Was: $175.00Free shippingCatalytic Converter for Audi A4 2001 2002 2003 2004 Turbo 1.8L L4 GAS DOHC (Fits: More than one vehicle)
Brand New$102.50Was: $138.50or Best OfferFree shipping2004 Audi A4 Non Quattro Convertible Cabriolet 3.0 Air Injection Pump 078906601G
Looking for quantity or color? Our eBay store has more!Pre-Owned: Audi$24.99Top Rated Plus- Sellers with highest buyer ratings
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Free shippingSecondary Air Injection Pump Fits Audi A4 A6 A8 Q7 VW Jetta Golf Passat Beetle (Fits: More than one vehicle)
Brand New: TOPAZ$42.64Was: $44.88or Best OfferSmog Secondary Air Pump Hose & Rubber Mount For VW Golf Jetta Beetle Audi A3 A4 (Fits: 2004 Audi A4)
Brand New: Volkswagen$10.42Was: $11.09or Best OfferFree shipping25 watchingSecondary Air Injection Smog Pump For Audi A4 A6 A8 Quattro Volkswagen Passat (Fits: More than one vehicle)
Brand New$42.09Free shippingEGR Vacuum Solenoid Valve 037906283C For Audi A4 A6 Quattro Beetle Passat (Fits: More than one vehicle)
Brand New$13.25Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingLambda Oxygen Sensor O2 For AUDI A4 A6 Allroad TT 021906262C OE GENUINE (Fits: More than one vehicle)
New (Other): Bosch$39.25Top Rated Plus- Sellers with highest buyer ratings
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Was: $41.42Free shipping32 soldSECONDARY AIR INJECTION SMOG PUMP AUDI A4 A6 A8 Q7 TT VW BEETLE CABRIO GOLF OEM (Fits: More than one vehicle)
Pre-Owned: Audi$31.99$11.30 shippingFor 2002-2006 Audi A4 Quattro Muffler Center API 75721QJ 2003 2004 2005 3.0L V6 (Fits: 2004 Audi A4 Quattro)
Brand New: API$175.95Only 2 leftVapor Canister Purge Valve For VW Jetta GOlf Audi A4 A6 A8 1C0906517A 0280142353 (Fits: More than one vehicle)
Brand New: Unbranded$15.99Free shippingCatalytic Converter Fits 2004-2005 Audi A4 Quattro Avant Turbo 1.8L L4 GAS DOHC (Fits: 2004 Audi A4 Quattro)
USC PN# 514019-BC - Fits Front - SHIPS FREE!!Brand New$140.25Was: $165.00Free shippingCatalytic Converter for Audi A4 2001-2004 Turbo 1.8L L4 GAS DOHC (Fits: More than one vehicle)
Brand New$100.22Was: $105.50or Best OfferFree shipping2002-2005 Audi A4 Quattro 3.0L Catalytic Converter Manual Trans. 2 PIECES PAIR (Fits: 2004 Audi A4 Quattro)
Brand New$279.95$19.95 shipping14 soldCatalytic Converter Fits 2004-2005 Audi A4 Quattro Avant Turbo 1.8L L4 GAS DOHC (Fits: 2004 Audi A4 Quattro)
USC PN# 514019-CC - Fits Front - SHIPS FREE!!Brand New$140.25Was: $165.00Free shippingSecondary Air Injection Pump Fit For AUDI A4 A6 A8 Q7 VW Jetta Beetle Passat (Fits: More than one vehicle)
Brand New$41.99Top Rated Plus- Sellers with highest buyer ratings
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Free shippingOnly 3 leftEP014 For Audi A4 A6 A8 Q7 TT VW Beetle Auxiliary Secondary Air Injection Pump (Fits: More than one vehicle)
Brand New: King$58.30Free shipping2x Air Fuel Ratio Oxygen Sensor Up+Down fit 2001-2005 Audi A4 TT A4 Quattro 1.8L (Fits: More than one vehicle)
Brand New$45.69Top Rated Plus- Sellers with highest buyer ratings
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Free shippingOnly 1 left!BOSCH Vapor Solenoid Canister Purge Valve For VW Jetta Golf Passat Audi A3 A4 A6 (Fits: More than one vehicle)
Brand New: Volkswagen$17.57Was: $18.69or Best OfferFree shipping77 soldAir Inject Check Valves Driver Side For 2002-2006 Audi A4 A6 Quattro 06C131101E (Fits: More than one vehicle)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$7.20Free shippingCatalytic Converter Fits 2002-2005 Audi A4 Quattro 3.0L V6 GAS DOHC (Fits: 2004 Audi A4 Quattro)
USC PN# 916225-AE - Fits Rear - SHIPS FREE!!Brand New$148.75Was: $175.00Free shippingCatalytic Converter For 1997-2006 Volkswagen Passat/Audi A4/Audi A4 QUATTRO 1.8L (Fits: More than one vehicle)
Brand New$88.99or Best OfferFree shippingSecondary Air Injection Pump Fits For 1999-2012 Audi A4 A6 A8 Q7 TT 06A959253A (Fits: More than one vehicle)
Brand New$41.89$4.99 shipping2002 2003 2004 Audi A4 BANK1 & BANK2 Catalytic Converters 3.0L Quattro Manual (Fits: 2004 Audi A4 Quattro)
Brand New$275.11$38.00 shippingValeo Vapor Canister Purge Valve OE# 1C0906517A For VW GOLF AUDI A4 TT 1.8T 2.0T (Fits: More than one vehicle)
Brand New: Unbranded$15.19Was: $15.99or Best OfferFree shipping1C0906517A BOSCH Vapor Canister Purge Valve Jetta For VW Golf AUDI A6 TT 3.0L (Fits: More than one vehicle)
Brand New: Bosch$23.11Was: $25.68or Best OfferFree shippingOnly 1 left!Pack of 1 for Audi A1 8X 2010-2018 Exhaust Pipe Sleeve Connector Clamp Coupler (Fits: 2004 Audi A4)
Brand New: X AUTOHAUX$29.99or Best OfferFree shipping234-4874 O2 Oxygen Sensor for VW Beetle Phaeton Passat Jetta Golf Audi A4 S4 A6 (Fits: More than one vehicle)
Brand New$28.89Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping3 watchingExhaust Muffler for 2004-2005 Audi A4 Quattro Base 3.0L V6 GAS DOHC (Fits: 2004 Audi A4 Quattro)
ANSA Part No. AU21105-AQ !!! BUY FROM THE BEST !!!Brand New: Ansa$416.18Free shippingNEW SMOG AIR PUMP SECONDARY AIR PUMP 06A959253B FOR AUDI A4 A6 A8 Q7 VW Beetle (Fits: More than one vehicle)
US FREE SHIPPING & ONE YEAR WARRANTYBrand New: New Generation$42.99or Best OfferFree shippingAir Pump Check EGR Valve Pipe Assembly For VW Passat B5 AUDI A4 1.8T 06B131101H (Fits: More than one vehicle)
Brand New: Unbranded$54.69or Best OfferFree shippingOnly 1 left!Crankcase Vent Valve for Audi A4 Quattro A6 2002-2004 (Fits: More than one vehicle)
Lifetime Warranty. Free Shipping and ReturnsBrand New: Martins$9.45Free shippingSecondary Air Pump For Audi A4 A6 A8 Q7 VW Volkswagen Beetle Golf 078906601E (Fits: More than one vehicle)
Brand New: Autodayplus$37.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping2004-2006 Audi A4 Quattro 3.0L Secondary Air Valve W/ Hoses. (2173A)
Pre-Owned: Audi$30.00or Best Offer$5.00 shippingEngine Intake Manifold Runner Control Valve for Audi A4 2002-2016 A3 A5 A6 Q5 R8 (Fits: More than one vehicle)
Brand New: Unbranded$18.49Free shippingOnly 1 left!Engine Intake Manifold Runner Control Valve for Audi A4 2002-2016 A3 A5 A6 Q5 R8 (Fits: More than one vehicle)
Brand New: Unbranded$13.22or Best OfferFree shippingAudi A4 3.0L 4WD Catalytic Converter 2002 2003 2004 Driver Side AutoTransmission
Brand New$165.06Free shippingSecondary Elbow Air Pump Hose Connect Pipe For Audi A4 VW Passat 1.8L 058133785B (Fits: More than one vehicle)
Brand New$9.99or Best OfferFree shipping2002-2004 AUDI A4 Quattro 3.0L Catalytic Converter Auto Trans. Driver Side (Fits: 2004 Audi A4 Quattro)
Brand New$149.95$19.95 shippingCatalytic Converter for 2003-2004 Audi A4 Turbo 1.8L L4 GAS DOHC (Fits: 2004 Audi A4)
US Convertors PN# 514019-DI FREE SHIPPING/EPA CompliantBrand New$165.00Free shipping