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Audi A4 Engine Parts & Accessories

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Oil Cooler Kit

ES#3183650 - 06e117021gKT - Oil Cooler Kit - Includes oil cooler, gasket, and hardware for a complete swap - Assembled By ECS - Audi

Includes oil cooler, gasket, and hardware for a complete swap 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3183650
Mfg#:
06E117021GKT
In Stock
ON SALE! SAVE 19%
$122.99

This product was last offered at the strikethrough price on
05-02-2026

$99.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cat-Back Exhaust System - Resonated

ES#2827420 - SSXAU296 - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips - Milltek Sport - Audi

2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827420
Mfg#:
SSXAU296
Ships on Aug 27, 2026
$1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Cast Aluminum Coolant Flange Upgrade Kit

ES#4753366 - 06d121132C-KT - ECS Cast Aluminum Coolant Flange Upgrade Kit - A comprehensive kit designed to service the commonly failing cooling system components in a single repair. Includes heavy duty cast aluminum coolant flange. - ECS - Audi

A comprehensive kit designed to service the commonly failing cooling system components in a single repair. Includes heavy duty cast aluminum coolant flange. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4753366
Mfg#:
06D121132C-KT
Back Ordered
ON SALE! SAVE 39%
$223.99

This product was last offered at the strikethrough price on
06-13-2026

$136.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Camshaft Adjuster Valve Unit - Priced Each

ES#2818194 - 06L109257F - Camshaft Adjuster Valve Unit - Priced Each - Controls the flow of oil for the camshaft adjuster - Genuine Volkswagen Audi - Audi Volkswagen

Controls the flow of oil for the camshaft adjuster For vehicles with production date up through 6/13/2016 only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2818194
Mfg#:
06L109257F
Ships in 1 day
7% off MSRP

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

$179.99

This product was last offered at the strikethrough price on
02-18-2026

$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4220401 - 06J906461D - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Hamburg Tech - Audi

Restore fuel economy and performance We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4220401
Mfg#:
06J906461D
In Stock
$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#1928559 - 06F129101P - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Genuine Volkswagen Audi - Audi Volkswagen

Also called the "breather valve" or "oil separator" From production date 12/17/2005

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1928559
Mfg#:
06F129101P
Ships in 1 day
11% off MSRP

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

$144.98

This product was last offered at the strikethrough price on
07-27-2026

$128.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Runner Position Sensor

ES#4818511 - 07L907386B - Intake Manifold Runner Position Sensor - Located on the side of the intake manifold - Bremmen Parts - Audi Volkswagen

Located on the side of the intake manifold 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818511
Mfg#:
07L907386B
In Stock
ON SALE! SAVE 21%
$54.99

This product was last offered at the strikethrough price on
05-02-2026

$43.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High Performance Red Ignition Coil For Gen3 TSI - Priced Each

ES#4419973 - CTS-IGN-007 - CTS High Performance Red Ignition Coil For Gen3 TSI - Priced Each - These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at its peak performance. - CTS - Audi Volkswagen

These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at it’s peak performance.

Brand:
CTS - Corporate Logo
ES#:
4419973
Mfg#:
CTS-IGN-007
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$39.99

This product was last offered at the strikethrough price on
07-10-2026

$33.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger Wastegate Actuator

ES#4876885 - 06L145614B - Turbocharger Wastegate Actuator - Direct replacement for your rattling actuator. - Bremmen Parts - Audi

Direct replacement for your rattling actuator. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4876885
Mfg#:
06L145614B
In Stock
ON SALE! SAVE 15%
$244.99

This product was last offered at the strikethrough price on
05-02-2026

$208.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Flap Position Sensor

ES#4876884 - 06K907386D - Intake Manifold Flap Position Sensor - Relays the position of the manifold flap to the ECU - Bremmen Parts - Audi Volkswagen

Relays the position of the manifold flap to the ECU 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4876884
Mfg#:
06K907386D
In Stock
ON SALE! SAVE 21%
$65.99

This product was last offered at the strikethrough price on
05-02-2026

$52.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2832685 - 8K0201550N - Gas Cap - Includes seal and retaining strap - Genuine Volkswagen Audi - Audi

Includes seal and retaining strap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2832685
Mfg#:
8K0201550N
In Stock
9% off MSRP

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

$73.33

This product was last offered at the strikethrough price on
02-03-2026

$66.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Street Density Line Transmission Mount - Priced Each

ES#2951985 - 034-509-4046sd - Street Density Line Transmission Mount - Priced Each - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort Fits automatic transmission left and right side, fits manual transmission right side only

Brand:
034Motorsport - Corporate Logo
ES#:
2951985
Mfg#:
034-509-4046SD
Ships in 3 Business Days
$96.00

This product was last offered at the strikethrough price on
05-01-2026

$75.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#3545345 - 3519 - Radiator - Fix leaks and keep your cooling system efficient - Featuring OEM specified Plastic Tank/Aluminum Core Construction - CSF - Audi Porsche

Fix leaks and keep your cooling system efficient - Featuring OEM specified Plastic Tank/Aluminum Core Construction 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
3545345
Mfg#:
3519
In Stock
$149.99 USD
Free Shipping
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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Manufacturer names and/or part numbers are used only for identification purposes.

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