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Audi 4M SQ8 Quattro 4.0T Engine Parts & Accessories

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APR Intake Filter � 2.9T/3.0T/4.0T

ES#4656868 - RF100022 - APR Intake Filter 2.9T/3.0T/4.0T - Direct replacement upgrade that uses a high flow cotton gauze filtration material and flow-bench optimized design - APR - Audi Porsche

Direct replacement upgrade that uses a high flow cotton gauze filtration material and flow-bench optimized design Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4656868
Mfg#:
RF100022
In Stock
ON SALE! SAVE 10%
$249.99

This product was last offered at the strikethrough price on
07-31-2026

$224.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Blue - Priced Each

ES#4164357 - MS100204 - APR Upgraded Ignition Coil - Blue - Priced Each - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Volkswagen Porsche

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164357
Mfg#:
MS100204
EO#:
D-783-5
In Stock
ON SALE! SAVE 10%
$52.95

This product was last offered at the strikethrough price on
07-31-2026

$47.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector - Priced Each

ES#4828231 - 06M906036AQ - Fuel Injector - Priced Each - Keep your engine running smoothly - Bosch - Audi

Keep your engine running smoothly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4828231
Mfg#:
06M906036AQ
In Stock
$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit - Priced Each

ES#4017143 - 06M198405F - Oil Filter Kit - Priced Each - Keep debris out of your oil and keep your engine running healthily - Hengst - Audi Porsche
ECS Tuning recommends this product.

Keep debris out of your oil and keep your engine running healthily 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
4017143
Mfg#:
06M198405F
In Stock
$17.99

This product was last offered at the strikethrough price on
06-18-2026

$17.50 USD
Free Shipping
on orders $49 and up

Iridium Racing Spark Plugs - Priced Each

ES#4765800 - IKH01-27 - Iridium Racing Spark Plugs - Priced Each - An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) - Denso - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) For Race Use Only - Colder iridium plug for performance - Heat Range: 27. Commonly used on Stage 3 4.0T Engines.

Brand:
Denso - Corporate Logo
ES#:
4765800
Mfg#:
IKH01-27
In Stock
$54.99

This product was last offered at the strikethrough price on
05-07-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

0w-30 Top Tec 4210 Synthetic Engine Oil - 1 Liter

ES#4339885 - 22156 - 0w-30 Top Tec 4210 Synthetic Engine Oil - 1 Liter - Fully synthetic, low-viscosity and low-SAPS motor oil developed for VAG 504.00/507.00 and BMW Longlife-04 specifications - Liqui-Moly - Audi BMW Volkswagen Porsche

Fully synthetic, low-viscosity and low-SAPS motor oil developed for VAG 504.00/507.00 and BMW Longlife-04 specifications 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4339885
Mfg#:
22156
In Stock
36% off MSRP

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

$20.99

This product was last offered at the strikethrough price on
08-11-2026

$13.37 USD
Free Shipping
on orders $49 and up

APR Iridium Pro Spark Plugs With Ignition Coils - Set Of 8

ES#4905914 - Z1004081W8ICKT - APR Iridium Pro Spark Plugs With Ignition Coils - Set Of 8 - Unleash Your Engine's Potential with APR - APR - Audi Porsche

Unleash Your Engine's Potential with APR Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4905914
Mfg#:
Z1004081W8ICKT
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$639.99

This product was last offered at the strikethrough price on
07-31-2026

$575.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4340775 - 06H905110P - 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#:
4340775
Mfg#:
06H905110P
In Stock
5% off MSRP

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

$104.98

This product was last offered at the strikethrough price on
08-11-2026

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Roller Rocker Arm - Priced Each

ES#3640370 - 0P2109417 - Roller Rocker Arm - Priced Each - Keep your lobes intact - Genuine Volkswagen Audi - Audi

Keep your lobes intact

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640370
Mfg#:
0P2109417
In Stock
21% off MSRP

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

$56.00

This product was last offered at the strikethrough price on
02-24-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EA839 2.9T/3.0T Billet Oil Filter Housing - Black

ES#3504941 - 024354ECS01-01 - EA839 2.9T/3.0T Billet Oil Filter Housing - Black - Ditch the easily broken/stripped plastic oil filter cap for a durable billet upgrade - ECS - Audi

Ditch the easily broken/stripped plastic oil filter cap for a durable billet upgrade 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3504941
Mfg#:
024354ECS01-01
In Stock
ON SALE! SAVE 27%
$136.99

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

$99.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit

ES#4376541 - 06m198405f5KT - Oil Service Kit - Includes OEM 504/507 Synthetic 0w-30 Engine Oil, filter, drain plug, and washer for a complete oil service - Genuine Volkswagen Audi - Audi

Includes OEM 504/507 Synthetic 0w-30 Engine Oil, filter, drain plug, and washer for a complete oil service

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4376541
Mfg#:
06M198405F5KT
In Stock
$183.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Ignition Coils - Set Of Eight

ES#4475621 - 06H905110L-8KT - Ignition Coils - Set Of Eight - Keep your engine running smooth - Bosch - Audi

Keep your engine running smooth 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4475621
Mfg#:
06H905110L-8KT
In Stock
$657.99

This product was last offered at the strikethrough price on
02-14-2026

$367.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit

ES#4727694 - 06M198405F6KT - Oil Service Kit - Includes Liquimoly Molygen High Performance Engine Oil (5w-40), Filter, drain plug, and washer for a complete oil service - Assembled By ECS - Audi

Includes Liquimoly Molygen High Performance Engine Oil (5w-40), Filter, drain plug, and washer for a complete oil service 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4727694
Mfg#:
06M198405F6KT
In Stock
$168.99

This product was last offered at the strikethrough price on
05-15-2026

$156.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

APR Upgraded Ignition Coil - Grey - Priced Each

ES#4164358 - MS100203 - APR Upgraded Ignition Coil - Grey - Priced Each - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Volkswagen Porsche

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164358
Mfg#:
MS100203
EO#:
D-783-5
In Stock
ON SALE! SAVE 10%
$52.95

This product was last offered at the strikethrough price on
07-31-2026

$47.66 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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