Engine Caps for 2009 Audi A4
Find parts that fit
We need more information about your vehicle to confirm fit.
2009
Audi
A4
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
380 Results
Thermostat Housing Assembly for 05-09 Audi A4 A4 Quattro 2.0L L4 DOHC (Fits: More than one vehicle)
Brand New$62.23or Best OfferFree shipping2005-2009 Audi A4 Quattro S4 Engine Coolant Radiator Reservoir Bottle Cap Cover (Fits: More than one vehicle)
Pre-Owned$22.92Estimated delivery dateEst. delivery Fri, May 24Was: $26.97Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferNew Thermostat Housing Assembly for Audi A4 A4 Quattro 2005-2009 A6 2006-2009 (Fits: More than one vehicle)
Brand New$28.98Was: $82.80or Best OfferFree shippingWATER COOLED INTERCOOLER FITS AUDI A4 YEAR 2009 ON 4G0145804A, 4G0145804D
Brand New$108.01$23.45 shippingAUDI A4, S4, RS4 / A5 S5 RS5 ( 8T / B8 / B8.5 ) carbon fiber coolant tank cap (Fits: More than one vehicle)
Brand New$215.00Free shipping23 watchingEngine Coolant Expansion Tank w/o Cap For Audi A4 Q5 allroad l4 2.0L 8K0121403G (Fits: More than one vehicle)
Brand New: Unbranded$27.19Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingBlue Small Head Thermostatic Radiator Cap Water Temp Gauge Cover 1.1 Bar For Car (Fits: 2009 Audi A4)
Brand New$13.51Was: $15.89or Best OfferFree shipping3B0121321 OEM Coolant Expansion Tank Cap For Audi A3 A4 A5 Q5 TT S3 S5 TTRS NEW (Fits: More than one vehicle)
Brand New: Unbranded$8.73Was: $9.19or Best OfferFree shippingCoolant Recovery Tank Cover Cap For AUDI A3 A4A6 VW Passat B5 Jetta Golf Eos (Fits: More than one vehicle)
Brand New$8.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $29.96or Best OfferFree shippingSmall Head 1.1Bar Thermo Thermostatic Radiator Cap Cover Water Temperature Gauge (Fits: More than one vehicle)
Brand New$14.30Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $15.89or Best OfferFree shippingAUDI ALLROAD ENGINE COOLANT OVERFLOW RESERVOIR TANK CAP COVER OEM 2009 - 2016 ✔? (Fits: 2009 Audi A4 Quattro)
Pre-Owned$14.99Was: $24.99or Best OfferRadiator Water Coolant Tank Reservoir Cap For VW Jetta Golf Passat B5 3B0121321 (Fits: More than one vehicle)
Brand New$9.89Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $32.96or Best OfferFree shippingRadiator Cap For 96-17 Volkswagen Jetta Passat Beetle Golf Touareg | Audi A4 (Fits: 2009 Audi A4 Quattro)
Brand New$24.98Free shipping6Q0121407B For VW Jetta Audi A4 Q5 3B0121321 Genuine Coolant expansion Tank Cap (Fits: More than one vehicle)
Brand New$14.50or Best OfferFree shipping2005-2016 Audi A4 Quattro S4 Engine Coolant Radiator Reservoir Bottle Cap Cover (Fits: More than one vehicle)
Pre-Owned$22.92Estimated delivery dateEst. delivery Fri, May 24Was: $26.97Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferCoolant Reservoir Expansion Tank Cap For Audi A4 A5 A6 Q5 Q7 VW CC Golf Jetta (Fits: More than one vehicle)
Brand New$8.99or Best OfferFree shippingCoolant Recovery Tank Cover Cap For AUDI A3 A4A6 VW Passat B5 Jetta Golf Eos (Fits: 2009 Audi A4)
Brand New$12.89Was: $42.96or Best OfferFree shippingRadiator Water Coolant Tank Reservoir Cap #3B0121321 For VW Jetta Golf Passat B5 (Fits: More than one vehicle)
Brand New: Unbranded$8.49or Best OfferFree shippingExpansion Tank Cap for Audi A4 A5 A7 Q5 TT Skoda SEAT VW Polo Touran 3B0121321. (Fits: More than one vehicle)
Brand New: Unbranded$8.87or Best OfferFree shippingAUDI A4 B7 CONVERTIBLE 2.0 TDI BPW 06-2009 COOLANT EXPANSION HEADER TANK & CAP
Pre-Owned$19.05$20.38 shipping1* Coolant Expansion Tank Cap For Audi A3 A4 A5 Q5 TT S3 S5 TTRS 3B0121321 USA (Fits: More than one vehicle)
Brand New: Unbranded$8.49or Best OfferFree shippingRadiator Tank Expansion Seal Cap For Audi A1 A3 A4 A5 A6 A7 TT Q5 VW 3B0121321 (Fits: More than one vehicle)
Brand New: Unbranded$8.99$2.99 shippingRadiator Water Coolant Tank Reservoir Cap For VW Jetta Golf Passat B5 3B0121321 (Fits: 2009 Audi A4)
Brand New$7.89Was: $26.30or Best OfferFree shippingRadiator Water Coolant Tank Reservoir Cap For VW Jetta Golf Passat B5 3B0121321 (Fits: 2009 Audi A4)
Brand New$8.10Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $26.99or Best OfferFree shipping62 soldGenuine Audi Cap 3B0-121-321 (Fits: More than one vehicle)
New OEM Factory PartBrand New$33.18Free shippingFor Audi A4 Quattro 2.0L New Engine Coolant Thermostat w Housing06D121111G TINCT (Fits: More than one vehicle)
Brand New$29.84Was: $49.73or Best OfferFree shippingNEW AUDI A4 B8 COOLANT RADIATOR 8K01251AK ORIGINAL (Fits: 2009 Audi A4)
Brand New$368.54$36.94 shipping3B0121321 Coolant Expansion Tank Cap For Audi A3 A4 A5 Q5 TT S3 S5 TTRS VW Golf (Fits: More than one vehicle)
Brand New: Unbranded$8.99$2.99 shippingRadiator Expansion Tank Seal Cap For Audi A1 A3 A4 A5 A6 A7 TT Q5 VW 3B0121321 (Fits: 2009 Audi A4)
Brand New: Unbranded$7.59Free shippingCar Thermostatic Gauge Radiator Cap 0.9 bar Small Head Water Temp Meter New (Fits: More than one vehicle)
Brand New: Unbranded$12.290 bidsFree shippingEnding Wednesday at 10:35AM PDT1d 1hTop Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Small Head 1.1Bar Thermo Thermostatic Radiator Cap Cover Water Temperature Gauge (Fits: More than one vehicle)
Brand New$13.330 bidsFree shippingEnding Thursday at 10:01AM PDT2d 1hTop Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Radiator Water Coolant Tank Reservoir Cap For VW Jetta Golf Passat B5 3B0121321 (Fits: More than one vehicle)
Brand New: Unbranded$7.97Was: $8.39Free shippingExpansion Tank Cap For 1996-2001, 2005-2012 Audi A4 Quattro 3.2L V6 1997 J635PH (Fits: 2009 Audi A4 Quattro)
Brand New$18.01Free shippingGenuine Expansion Tank Cap fits Audi A4 1996-2002, 2005-2016 47MZNR (Fits: 2009 Audi A4)
Brand New$54.49Free shipping3B0121321 Coolant Expansion Tank Cap.For Audi A3 A4 A5 Q5 TT S3 S5 TTRS VW Golf (Fits: More than one vehicle)
Brand New: Unbranded$8.89or Best OfferFree shippingCOOLANT EXPANSION HEADER OVERFLOW TANK CAP FOR AUDI A3,A4,A5,A6 VW CADDY GOLF CC (Fits: More than one vehicle)
Brand New: Unbranded$8.54Was: $8.99or Best OfferFree shippingMotoRad T49 Engine Coolant Reservoir Cap for V10-0209 P7049 9T49 7049 es (Fits: More than one vehicle)
The #1 Seller of Genuine MotoRad Parts on eBayBrand New: Pronto$8.80Was: $17.49Free shipping3B0121321 Coolant Expansion Tank Cap For Audi A3 A4 A5 Q5 TT S3 S5 TTRS VW Golf (Fits: More than one vehicle)
Brand New: Unbranded$8.80or Best OfferFree shippingEngine Coolant Reservoir Cap 3B0121321 for Audi Volkswagen VW (Fits: More than one vehicle)
Brand New$8.59Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $42.96or Best OfferFree shippingRadiator cover 1.5 bar for Audi A4/5/6/7 allroad avant cabriolet sportback quattro (Fits: 2009 Audi A4)
Brand New$17.37Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$94.51 shippingVaico Radiator Cap fits Audi A4 Quattro 2005-2016 57WFQV (Fits: 2009 Audi A4 Quattro)
Brand New$19.95Free shippingVAICO Radiator Cap for 2009-2014 Audi A4 Quattro 2.0L L4 - Antifreeze du (Fits: 2009 Audi A4 Quattro)
The #1 Seller of Genuine VAICO Parts on eBayBrand New$14.90Free shippingFor 1996-2015 Audi A4 Quattro-OE Type Radiator Cap Gates 176OD23 (Fits: 2009 Audi A4 Quattro)
Brand New: Gates$17.90Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingReutter Expansion Tank Cap fits Audi A4 Quattro 2005-2016 18XQFR (Fits: 2009 Audi A4 Quattro)
Brand New$20.93Free shippingFebi Expansion Tank Cap fits Audi A4 Quattro 1996-2001, 2005-2012 3.2L V6 68JHYZ (Fits: 2009 Audi A4 Quattro)
Brand New$18.92Free shippingFits Audi A4 2000-2009 A6 1997-2011 Radiator Cap Howen 8E0121321
Brand New$20.21Was: $35.05$20.42 shippingFor 1997-2016 Audi A4 Expansion Tank Cap API 75636WN 2003 1998 1999 2000 2001 (Fits: 2009 Audi A4)
Brand New$18.20Free shippingContiTech Expansion Tank Cap fits Audi A4 1996-2001, 2005-2012 95RMVH (Fits: 2009 Audi A4)
Brand New$22.98Free shippingExpansion Tank Cap fits Audi A4 Quattro 1996-2001, 2005-2012 3.2L V6 21VVYW (Fits: 2009 Audi A4 Quattro)
Brand New$22.94Free shippingFor 1997-2016 Audi A4 Quattro Expansion Tank Cap API 82453PT 1998 1999 2000 2001 (Fits: 2009 Audi A4 Quattro)
Brand New$18.26Free shippingEngine Coolant Reservoir Cap-Base VAICO V10-0490 (Fits: More than one vehicle)
Brand New$12.93Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingRadiator Water Coolant Tank Reservoir Cap For VW Jetta Golf Passat B5 #3B0121321 (Fits: More than one vehicle)
Brand New: Unbranded$9.11Was: $9.59or Best OfferFree shippingFor 2005-2016 Audi A4 Quattro Radiator Cap 23139KB 2006 2007 2008 2009 2010 2011 (Fits: 2009 Audi A4 Quattro)
2012 2013 2014 2015Brand New$17.57Free shippingRadiator Cap For 96-17 Volkswagen Jetta Passat Beetle Golf Touareg | Audi A4 (Fits: More than one vehicle)
Brand New$21.56Free shippingExpansion Tank Cap for Audi A4 A5 A7 Q5 TT Skoda SEAT VW Polo Touran 3B0121321 (Fits: 2009 Audi A4)
Brand New: Unbranded$7.99Free shipping