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Audi S4 Engine Parts & Accessories

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B9 S4/S5 Downpipe & Resonator Delete Kit

ES#4715650 - 016752la02KT - B9 S4/S5 Downpipe & Resonator Delete Kit - No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. - ECS - Audi

No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE!
$479.99

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

$455.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi & VW Direct Injection Carbon Cleaning Kit - Level 2

ES#4000812 - 034-108-Z05KT - Audi & VW Direct Injection Carbon Cleaning Kit - Level 2 - Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank - Assembled By ECS - Audi Volkswagen

Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4000812
Mfg#:
034-108-Z05KT
In Stock
ON SALE! SAVE 18%
$342.99

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

$279.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Top Tec 6200 Engine Oil (0W-20) - 1 Liter

ES#3552700 - 20236 - Top Tec 6200 Engine Oil (0W-20) - 1 Liter - Engineered to help enhance fuel economy. 508/509 approval. - Liqui-Moly - Audi Volkswagen

Engineered to help enhance fuel economy. 508/509 approval. 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3552700
Mfg#:
20236
In Stock
37% off MSRP

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

$22.99

This product was last offered at the strikethrough price on
10-21-2026

$14.49 USD
Free Shipping
on orders $49 and up

Timing Chain Kit - With Service Tools

ES#4362455 - 079109229KT13 - Timing Chain Kit - With Service Tools - Includes the upgraded RS4 lower metal guide rail, OEM, iwis and Bremmen chains, tensioners, and guides - The essentials necessary to get the job done! - Assembled By ECS - Audi

Includes the upgraded RS4 lower metal guide rail, OEM, iwis and Bremmen chains, tensioners, and guides - The essentials necessary to get the job done! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4362455
Mfg#:
079109229KT13
Ships on Dec 2, 2026
ON SALE! SAVE 23%
$1548.99

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

$1187.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Supercharger Intercooler Kit

ES#4475579 - 06e145621sKT - Supercharger Intercooler Kit - Everything needed to replace failed heat exchangers. - Assembled By ECS - Audi
ECS Tuning recommends this product.

Everything needed to replace failed heat exchangers. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4475579
Mfg#:
06E145621SKT
In Stock
ON SALE! SAVE 28%
$1492.41

This product was last offered at the strikethrough price on
06-08-2026

$1070.73 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

RS4 K04 Turbocharger - Left

ES#4140512 - 53049880025 - RS4 K04 Turbocharger - Left - Does not include hardware - BorgWarner - Audi

Does not include hardware Does NOT include hardware or the RS4/modified intake pipes necessary for a complete install - For a bolt-on solution, please see 034Motorsport's inlet pipe kit 034-145-P002 (ES2864575).

Brand:
BorgWarner - Corporate Logo
ES#:
4140512
Mfg#:
53049880025
In Stock
$1529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Race Series FDS Intercooler System - B9/B9.5 S4/S5

ES#4698448 - IETPCK5 - IE Race Series FDS Intercooler System - B9/B9.5 S4/S5 - Increase horsepower and eliminate heatsoak - 280% larger than stock core! - Integrated Engineering - Audi

Increase horsepower and eliminate heatsoak - 280% larger than stock core! Requires IE Aluminum Charge Pipe Kit for installation (ES4685216)

Brand:
Integrated Engineering - Corporate Logo
ES#:
4698448
Mfg#:
IETPCK5
In Stock
$1414.99 USD
Free Shipping

Performance Baffled Oil Catch Can System - Audi B8 S4/S5 3.0T

ES#3142968 - 016632ecs01KT - Performance Baffled Oil Catch Can System - Audi B8 S4/S5 3.0T - Keep your B8 S4/S5 3.0T intake tract clean and carbon free - ECS - Audi

Keep your B8 S4/S5 3.0T intake tract clean and carbon free 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3142968
Mfg#:
016632ECS01KT
In Stock
ON SALE! SAVE 20%
$682.99

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

$546.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Luft-Technik B9 S4 Front Mount Intercooler

ES#3537699 - 019219ecs01aKT - Luft-Technik B9 S4 Front Mount Intercooler - Reduce restrictions and increase cooling! - ECS - Audi

Reduce restrictions and increase cooling! 10X Entries Into Our F80 M3 Sweepstakes

For Pre-Facelift Models Only up to 11/08/2021

Brand:
ECS - Corporate Logo
ES#:
3537699
Mfg#:
019219ECS01AKT
In Stock
ON SALE! SAVE 15%
$742.99

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

$631.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EA839 High Pressure Fuel Pump Piston Upgrade Kit

ES#4623625 - 034-106-6054 - EA839 High Pressure Fuel Pump Piston Upgrade Kit - Unlock up to 37% more flow over the factory high pressure fuel pump! - 034Motorsport - Audi Porsche

Unlock up to 37% more flow over the factory high pressure fuel pump! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4623625
Mfg#:
034-106-6054
Back Ordered
$396.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0T Billet Aluminum Thermostat - 80°C

ES#4876046 - 053120LA02 - 3.0T Billet Aluminum Thermostat - 80C - Ditch your failure-prone OE plastic thermostat with a high-performance, billet aluminum alternative! - ECS - Audi Volkswagen

Ditch your failure-prone OE plastic thermostat with a high-performance, billet aluminum alternative! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4876046
Mfg#:
053120LA02
Ships on Nov 9, 2026
ON SALE! SAVE 15%
$405.99

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

$345.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Supercharger Service Kit

ES#4766247 - 06E145621SAF2KT - Ultimate Supercharger Service Kit - Fix all possible coolant leaks for your 3.0T in one click! - Assembled By ECS - Audi

Fix all possible coolant leaks for your 3.0T in one click! 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2013 model year (facelift)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4766247
Mfg#:
06E145621SAF2KT
In Stock
ON SALE! SAVE 13%
$882.44

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

$767.23 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

B9 S4 3.0T Center X-Pipe

ES#3521607 - 024365ecs01KT - B9 S4 3.0T Center X-Pipe - Sound great and save weight! Eliminate the center resonator on your OE system for a more aggressive exhaust note - ECS - Audi

Sound great and save weight! Eliminate the center resonator on your OE system for a more aggressive exhaust note 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3521607
Mfg#:
024365ECS01KT
In Stock
ON SALE! SAVE 25%
$438.99

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

$329.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Kit - Ultimate

ES#2992123 - 079109469ALKT1 - Timing Chain Kit - Ultimate - Includes new tensioners, guide rails, chains, & securing hardware to service your timing chain - Assembled By ECS - Audi
ECS Tuning recommends this product.

Includes new tensioners, guide rails, chains, & securing hardware to service your timing chain 10X Entries Into Our F80 M3 Sweepstakes
Up to the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2992123
Mfg#:
079109469ALKT1
Ships on Nov 16, 2026
ON SALE! SAVE 23%
$878.99

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

$674.60 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4620647 - 06E103547AC - Oil Separator/Pressure Control Valve (PCV) - Located beneath the supercharger compressor - Hengst - Audi Porsche
ECS Tuning recommends this product.

Located beneath the supercharger compressor 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Hengst - Corporate Logo
ES#:
4620647
Mfg#:
06E103547AC
In Stock
$130.99 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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