Verified Fitment
Audi A4 Parts
7470 parts available
Shop aftermarket parts for the Audi A4. Verified fitment, free shipping, 30-day returns.
Free Shipping
30-Day Returns

Wilwood
Wilwood 03-08 Audi A4 Caliper-Combination Parking Brake Rear 12.19 Rotor - Red

Gates
Gates 05-08 Audi A4 4-Cyl. 2.0L Thermostat To Pipe-1 Molded Heater Hose

Gates
Gates 98-05 Volkswagen Passat 4-Cyl. 1.8L Fan Alt. & P.S. Belt Drive Tensioner

Wilwood
Wilwood 03-08 Audi A4 Caliper-Combination Parking Brake Rear 12.19 Rotor
B
Brembo
Brembo 2 Piece Drilled Rotor - 365x34mm - Right

Gates
Gates 98-03 Volkswagen Passat 4-Cyl. 1.8L Pipe-2 To Turbo Molded Heater Hose

Gates
Gates 05-11 Audi A6 V-6 3.2L Cyl. Heads To Upper Rad. Hose Coolant Tubes
S
Stoptech
OE Coated Brake Kit; 2-Wheel
G
Gates
Gates 01 Audi A4 / 00-05 TT / 99-05 VW Beetle / 00-06 Golf / 00-05 Jetta / 00-01 Passat Timing Belt

Moog
MOOG 17-23 Audi A4 allroad Front Right Lower Forward Control Arm

APR Tuning
PEX Intake B9 2.0T Fits 2017-2018 Audi A4 2017-2024 Audi A4 Allroad/A5 Quattro/A5 Sportback APR

Gates
Gates 98-01 Volkswagen Passat 4-Cyl. 1.8L P.S. & Water Pump High Capacity V-Belt (Standard)

APR Tuning
OEM Fuel Injectors 4 Bosch HDEV 1 2.0T EA113 High Flow Fits Audi A3 06-13, A3 Quattro 09-13, A4 05-08, A4 Quattro 05-08, TT 08-09, TT Quattro 09-15, TTS Quattro 09-15, VW Eos 07-16, Golf R 12-13, GTI 06-09, Jetta 05-10, Passat 06-10 APR

APR Tuning
K04-64 Turbo System 2.0T Transverse EA113 Fits Audi A3 06-13, A3 Quattro 09-13, A4 05-08, A4 Quattro 05-08, TT 08-09, TT Quattro 09-15, TTS Quattro 09-15 Volkswagen Eos 07-16, Golf R 12-13, GTI 06-09, Jetta 05-10, Passat 06-10 APR

APR Tuning
K04-64 Turbo System 2.0T Transverse EA113 (No Software) Fits Audi A3 06-13, A3 Quattro 09-13, TT 08-09, TT Quattro 09-15 Volkswagen Eos 07-16, GTI 06-09, Jetta 06-10, Passat 06-10 APR

APR Tuning
K04-64 Turbo System B7/B8/B8.5 Longitudinal 2.0T Fits 2005-2016 Audi A4/A4 Quattro 2010-2014 Audi A5 2010-2017 Audi A5 Quattro 2013-2016 Audi Allroad 2011-2017 Audi Q5 APR

APR Tuning
K04-15 Turbo System 1.8T Longitudinal B6 A4 w/o Injectors Fits Audi A4 02-06, A4 Quattro 02-05 APR

APR Tuning
Replacement Intake Filter for CI100021 Fits various APR Intake Systems: CI100021 APR
O
Ohlins
Ohlins 08-16 Audi A4, S4, A5, S5 (B8) FWD/quattro; RS4, RS5 (B8), Rear Replacement Damper

APR Tuning
Ignition Coils PQ35 Style Grey APR

APR Tuning
Ignition Coils PQ35 Style Red APR

APR Tuning
Ignition Coils Fits Various Audi/Porsche/VW Models Red APR

APR Tuning
Catch Can Universal (EA113 PCV Block Off Plate and Fittings Only) APR

APR Tuning
Catch Can Universal Can and Fittings Only APR

APR Tuning
Boost Tap 1.8T / 2.0T EA888 Gen 3 MQB APR

APR Tuning
Intercooler System B9 1.8/2.0 TFSI Fits Audi A4 17-20, A4 Quattro 17-24, A5 Sportback 18-24 APR

APR Tuning
Intercooler System B8/B8.5 A4/A5 1.8T/2.0T Fits Audi A4 09-16, A4 Quattro 09-16, A5 10-14, A5 Quattro 10-17, allroad 13-16 APR

APR Tuning
Carbon Fiber Intake B8 4-Cylinder Fits 2013-2016 Audi Allroad 2010-2017 A5 Quattro 2011-2017 Q5 2010-2014 A5 2009-2016 A4 and A4 Quattro APR

APR Tuning
Brake Pads (Set of 4) Rear Audi/VW OE Replacement Advanced Street Pads APR
W
Wilwood
Wilwood 03-08 Audi A4 Caliper-Combination Parking Brake Rear 12.19 Rotor - Black
A
Advan
Advan GT PV 20x9.5 / +29 Offset / 5-112 / 66.5mm Hub Bore Racing Gloss Black

Supertech
Supertech VW 2.0L TFSI 16V 28x5.96x101.8mm Sodium Filled Inconel Exhaust Valve - Single (D/S Only)
S
Supertech
Supertech VW 1.8T 20V 83mm (+2) CH 32.7mm -4.5cc Dish 9.6:1 CR Piston - Single (Excl Rings)

Supertech
Supertech VW 1.8T 20V 81mm 32.7mm CH -4cc Dish 9.3:1 CR Piston - Single (Excl Rings)

ACCEL
Ignition Coils 2014-2019 Vw/Audi 1.8/2.0L Engines, 4-Pack, Black Fits 2014-2019 Vw Beetle, Golf, Jetta, Passa, Arteon 1.8/2.0L Turbo Engines And Audi A3, A3 Quattro, S3, Tt Quattro, Tt Rs Quattro, 2.0L Turbo Engines, 4-Pack ACCEL

Supertech
Supertech Audi/VW 1.8L/2.7T 5V 27.9x5.96x105.1mm Blk Nitrided Intake Valve- Set of 18 (Req KPR-6S 7)

APR Tuning
MQB TURBO MUFFLER DELETE

Gates
Gates 02-06 Jeep Liberty V-6 3.7L Eng. To Pipe-1 Molded Coolant Hose

BBS
BBS LM 20x11 5x112 ET24 Gold Wheel - 82mm PFS/Clip Required
B
BorgWarner
BorgWarner Turbocharger SX K03 Audi/VW 2.0 TFSI Upgrade
S
SPEC
Spec 05-08 Audi A4 2.0T FWD Stage 1 Clutch Kit
S
SPEC
Spec 05-08 Audi A4 / A4 Quattro 2.0T Steel Flywheel

Remus
Remus Throttle Responder
G
Gates
Gates Audi/Cadillac/Chevrolet/GMC/Jeep/Mercedes-Benz/Oldsmobile/Saab Micro-V Belt
W
Wagner Tuning
Wagner Tuning Audi A4 2.0L TFSI Competition Intercooler Kit
W
Wagner Tuning
Wagner Tuning Audi A4/A5 B8.5 3.0L TDI Competition Intercooler Kit

Stoptech
Posi-Quiet 06-08 Audi A3 / 1/05-08 Audi A4 Quattro Rear Brake Pads
S
SPEC