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Audi A4 Engine Parts & Accessories

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Fuel Injector - Priced Each

ES#3470615 - 06H906036N - Fuel Injector - Priced Each - Keep your engine running smooth - Bosch - Audi

Keep your engine running smooth We Price Match - Give Us A Call or Chat!
From the 2013 model year

Brand:
Bosch - Corporate Logo
ES#:
3470615
Mfg#:
06H906036N
In Stock
$76.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hall Sender - Priced Each

ES#1876 - 058905161B - Hall Sender - Priced Each - Measures cam position and relays it to the ECU - Bosch - Audi Volkswagen

Measures cam position and relays it to the ECU We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1876
Mfg#:
058905161B
In Stock
$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Module

ES#3194789 - 06H121026DD - Water Pump Module - Includes the thermostat. Coolant temp sensor and gasket sold separately. - Pierburg - Audi Volkswagen

Includes the thermostat. Coolant temp sensor and gasket sold separately.

Brand:
Pierburg - Corporate Logo
ES#:
3194789
Mfg#:
06H121026DD
In Stock
$448.99

This product was last offered at the strikethrough price on
05-20-2026

$325.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3" High Flow Catalytic Converter

ES#2864552 - 034-105-4021 - 3" High Flow Catalytic Converter - complete drop-in upgrade will bolt up to stock/Stock Fit Turbo - 034Motorsport - Audi

complete drop-in upgrade will bolt up to stock/Stock Fit Turbo 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864552
Mfg#:
034-105-4021
In Stock
$474.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Oil Filler Cap

ES#3188198 - VWR19G702 - VWR Billet Oil Filler Cap - Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing - Racingline - Audi Volkswagen Porsche

Replace the factory plastic cap with this sturdy aluminum one in gloss midnight black anodizing For vehicles up through the 2020 model year only

Brand:
Racingline - Corporate Logo
ES#:
3188198
Mfg#:
VWR19G702
Ships in 8 Business Days
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Edge European Formula Full Synthetic Engine Oil (5w-40) - 5 Quart

ES#3478518 - 03247 - Edge European Formula Full Synthetic Engine Oil (5w-40) - 5 Quart - Meets VAG 502.00/505.00 and Porsche A40 specifications - Castrol - Audi Volkswagen

Meets VAG 502.00/505.00 and Porsche A40 specifications

Brand:
Castrol - Corporate Logo
ES#:
3478518
Mfg#:
03247
In Stock
$216.71

This product was last offered at the strikethrough price on
09-27-2026

$88.99 USD
Free Shipping
on orders $49 and up

Timing Chain Cover - Lower (06H109210AG)

ES#3672213 - 06H109210AG - Timing Chain Cover - Lower (06H109210AG) - Cover for lower section of timing chain - Includes front crank seal - Elring - Audi Volkswagen

Cover for lower section of timing chain - Includes front crank seal 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fits up to production date 1/16/2012

Brand:
Elring - Corporate Logo
ES#:
3672213
Mfg#:
06H109210AG
In Stock
$98.99

This product was last offered at the strikethrough price on
10-25-2026

$93.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Sealant - 100 Grams

ES#463634 - D154103A1 - Silicone Sealant - 100 Grams - Useful for making many different gaskets - Genuine Volkswagen Audi - Audi Volkswagen

Useful for making many different gaskets

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
463634
Mfg#:
D154103A1
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$123.32

This product was last offered at the strikethrough price on
11-06-2026

$119.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#4830569 - 06L903133D - Accessory Belt Tensioner - Keep your drive belt tight - Bremmen Parts - Audi Volkswagen

Keep your drive belt tight 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with CXDB engine code only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830569
Mfg#:
06L903133D
In Stock
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Catch Can Kit

ES#2848072 - CTSCCB8.5TFSi - Billet Catch Can Kit - Reduce oil deposits that lower performance - CTS - Audi

Reduce oil deposits that lower performance From the 2013 model year

Brand:
CTS - Corporate Logo
ES#:
2848072
Mfg#:
CTSCCB8.5TFSI
In Stock
ON SALE! SAVE 15%
$499.99

This product was last offered at the strikethrough price on
09-29-2026

$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#471823 - N91071701 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x25 Secures the water pump to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471823
Mfg#:
N91071701
In Stock
32% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$2.94

This product was last offered at the strikethrough price on
11-06-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#3140228 - 07K905715G - Ignition Coil - Priced Each - Keep your engine running smooth - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running smooth

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3140228
Mfg#:
07K905715G
In Stock
16% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$91.65

This product was last offered at the strikethrough price on
09-29-2026

$76.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mahle PowerPak Piston Set - 82.5mm Bore

ES#3508315 - MAHFSI197799948 - Mahle PowerPak Piston Set - 82.5mm Bore - Forged alloy pistons - 82.5mm Bore (stock), 20mm wrist pins, 9.0:1 compression ratio - Integrated Engineering - Audi Volkswagen

Forged alloy pistons - 82.5mm Bore (stock), 20mm wrist pins, 9.0:1 compression ratio

Brand:
Integrated Engineering - Corporate Logo
ES#:
3508315
Mfg#:
MAHFSI197799948
Back Ordered
$839.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump Upgrade Kit

ES#2794433 - IEFUVC1 - High Pressure Fuel Pump Upgrade Kit - Entry-level HPFP kit for builders who prefer to assemble their HPFP themselves. - Integrated Engineering - Audi Volkswagen

Entry-level HPFP kit for builders who prefer to assemble their HPFP themselves.

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794433
Mfg#:
IEFUVC1
In Stock
$419.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Tunnel Street Shield Aluminum Skid Plate Kit

ES#3610307 - 023780ecs02KT - ECS Tuning Tunnel Street Shield Aluminum Skid Plate Kit - Protect your vehicle's tunnel and improve aerodynamics - ECS - Audi

Protect your vehicle's tunnel and improve aerodynamics 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Fits Manual and DSG Transmissions

Brand:
ECS - Corporate Logo
ES#:
3610307
Mfg#:
023780ECS02KT
In Stock
$334.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Aluminum Valve Covers

ES#5457203 - IEBACG2 - IE Aluminum Valve Covers - These billet aluminum valve covers permanently solve the cracking and leaking issues common with factory plastic units, while offering a premium anodized finish and adaptable PCV plumbing. - Integrated Engineering - Audi

These billet aluminum valve covers permanently solve the cracking and leaking issues common with factory plastic units, while offering a premium anodized finish and adaptable PCV plumbing.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457203
Mfg#:
IEBACG2
Ships in 2 Business Days
$999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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