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Audi S4 Engine Parts & Accessories

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X34 Cold Air Intake - Carbon Fiber

ES#2864558 - 034-108-1002-CF - X34 Cold Air Intake - Carbon Fiber - The ultimate cold air induction system the for powerful 2.7T! - 034Motorsport - Audi

The ultimate cold air induction system the for powerful 2.7T! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864558
Mfg#:
034-108-1002-CF
In Stock
$595.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Thermostat Kit

ES#4820332 - 06e121111alkt6KT - Water Pump And Thermostat Kit - Replace your Genuine thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your Genuine thermostat and temp sensor with one kit! Fits from the 2013 model year (facelift)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4820332
Mfg#:
06E121111ALKT6KT
Ships in 1 day
$525.99

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

$519.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

440cc Fuel Injectors - Set Of Six

ES#1895511 - 0280155968 - 440cc Fuel Injectors - Set Of Six - A drop-in injector commonly referred to as 'Green Giants' - Bosch - Audi

A drop-in injector commonly referred to as 'Green Giants' We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1895511
Mfg#:
0280155968
In Stock
$251.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Replacement Kit

ES#3184321 - 06E103604KKT - Oil Pan Replacement Kit - Everything required to replace your leaking pan, including the oil change - Assembled By ECS - Audi

Everything required to replace your leaking pan, including the oil change 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3184321
Mfg#:
06E103604KKT
In Stock
ON SALE!
$329.99

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

$307.34 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Pipe - Supply

ES#4759780 - 06E121045BB - Coolant Pipe - Supply - Main supply pipe that connects to the upper radiator hose and the engine - Rein - Audi

Main supply pipe that connects to the upper radiator hose and the engine 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From the 2013 model year

Brand:
Rein - Corporate Logo
ES#:
4759780
Mfg#:
06E121045BB
In Stock
$144.99 USD
Free Shipping
on orders $49 and up

Audi B9 S4 Intercooler Charge Pipe Kit

ES#3638868 - 023880ecs01aKT - Audi B9 S4 Intercooler Charge Pipe Kit - Increase intake air flow with our high flow charge pipes for your ECS Tuning or OEM intercooler! - ECS - Audi

Increase intake air flow with our high flow charge pipes for your ECS Tuning or OEM intercooler! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3638868
Mfg#:
023880ECS01AKT
In Stock
ON SALE! SAVE 20%
$448.99

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

$359.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4930699 - 06M121115P - Thermostat Housing - Common point of failure for the cooling system. - Genuine Volkswagen Audi - Audi

Common point of failure for the cooling system.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4930699
Mfg#:
06M121115P
In Stock
7% off MSRP

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

$210.00

This product was last offered at the strikethrough price on
09-28-2026

$195.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Motor Mount Kit - Street Density

ES#2893870 - 034-509-0007KT - Density Line Motor Mount Kit - Street Density - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi Volkswagen

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2893870
Mfg#:
034-509-0007KT
In Stock
$256.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit - 6 Bolt

ES#4905071 - 06m121013d0KT - Water Pump Kit - 6 Bolt - Genuine Replacement. Includes pulley and hardware - Genuine Volkswagen Audi - Audi

Genuine Replacement. Includes pulley and hardware Includes Updated 6-Bolt Water Pump and Pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4905071
Mfg#:
06M121013D0KT
In Stock
$446.99

This product was last offered at the strikethrough price on
08-14-2026

$429.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2539163 - 101905631GKT - Ignition Service Kit - Includes six OE red coil packs and six NGK spark plugs - Assembled By ECS - Audi
ECS Tuning recommends this product.

Includes six OE red coil packs and six NGK spark plugs 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2539163
Mfg#:
101905631GKT
In Stock
ON SALE!
$266.99

This product was last offered at the strikethrough price on
09-20-2026

$253.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR High Pressure Fuel Pump - 2.9T & 3.0T EA839

ES#4460789 - MS100207 - APR High Pressure Fuel Pump - 2.9T & 3.0T EA839 - Upgrade your direct injection high pressure fuel pump for dramatically more fuel volume needed on high powered applications. - APR - Audi Porsche

Upgrade your direct injection high pressure fuel pump for dramatically more fuel volume needed on high powered applications. Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4460789
Mfg#:
MS100207
Ships in 5 Business Days
ON SALE! SAVE 10%
$1499.99

This product was last offered at the strikethrough price on
09-28-2026

$1349.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High Performance Ignition Coil

ES#4419105 - CTS-IGN-006 - CTS High Performance Ignition Coil - 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#:
4419105
Mfg#:
CTS-IGN-006
Ships in 1 Business Day
ON SALE! SAVE 15%
$29.99

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

$25.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE HPFP Internal Upgrade

ES#4706077 - IEFUVZ1 - IE HPFP Internal Upgrade - The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes. - Integrated Engineering - Audi

The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4706077
Mfg#:
IEFUVZ1
In Stock
$419.99 USD
Free Shipping
on orders $49 and up

High Pressure Fuel Pump Kit

ES#5424543 - 07L127026AKKT - High Pressure Fuel Pump Kit - Includes HPFP, Fuel Pump Cam Follower, and Hardware - Assembled By ECS - Audi Volkswagen

Includes HPFP, Fuel Pump Cam Follower, and Hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5424543
Mfg#:
07L127026AKKT
Ships in 1 day
$864.99

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

$663.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Carbon Fiber Engine Cover Overlay Kit

ES#3969803 - 023897ECS02 - Audi B9 Carbon Fiber Engine Cover Overlay Kit - Add a touch of carbon fiber to your stock engine cover! - ECS - Audi

Add a touch of carbon fiber to your stock engine cover! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3969803
Mfg#:
023897ECS02
In Stock
ON SALE! SAVE 10%
$366.99

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

$330.29 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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Manufacturer names and/or part numbers are used only for identification purposes.

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