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Audi D4 S8 Quattro 4.0T Engine Parts & Accessories

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ES#4849833 - 037968la01KT - D4 4.0T Upgraded Turbo Inlets  - Upgrade your A8 with a true dual inlet setup! Engineered for increased airflow and less restriction. - ECS - Audi

Upgrade your A8 with a true dual inlet setup! Engineered for increased airflow and less restriction. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4849833
Mfg#:
037968LA01KT
Ships in 8 Business Days
ON SALE! SAVE 15%
$319.99

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

$271.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4616174 - Z1003100 - APR Iridium Pro Spark Plug - Priced Each - An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 - APR - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X26.5X16mm - Heat Range 9 Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4616174
Mfg#:
Z1003100
In Stock
11% off MSRP

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

$35.94

This product was last offered at the strikethrough price on
06-24-2026

$31.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3514868 - JB4-SPWCK-F - JB4 Bluetooth Wireless Connect Kit - Pinned Power Wire - Wirelessly connect your JB4 to your phone! - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz

Wirelessly connect your JB4 to your phone! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514868
Mfg#:
JB4-SPWCK-F
In Stock
$159.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3187654 - 001196ECS01-02 - Magnetic Oil Drain Plug - With 10 Aluminum Washers  - Capture harmful particles to prevent wear. M14x1.5 - ECS - Audi Volkswagen MINI Porsche

Capture harmful particles to prevent wear. M14x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3187654
Mfg#:
001196ECS01-02
In Stock
ON SALE! SAVE 25%
$30.99

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

$23.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3998870 - BPT-VA1 - BMS Pedal Tuner - Don't let weak and unresponsive factory gas pedal mapping ruin your driving experience! - Burger Motorsports - Audi Volkswagen

Don't let weak and unresponsive factory gas pedal mapping ruin your driving experience! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3998870
Mfg#:
BPT-VA1
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4146805 - 5749 - Iridium Racing Spark Plugs - Priced Each - Upgraded spark plug originally found in the Audi RS7/RS3. 14X26.5X16mm - Heat Range 24 (SKU: IKH01-24) - Denso - Audi Volkswagen

Upgraded spark plug originally found in the Audi RS7/RS3. 14X26.5X16mm - Heat Range 24 (SKU: IKH01-24) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Denso - Corporate Logo
ES#:
4146805
Mfg#:
5749
In Stock
$52.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818482 - 06H145710D -   Upgraded Piston Diverter Valve 06H145710D - Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks - Bremmen Parts - Audi Volkswagen

Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818482
Mfg#:
06H145710D
In Stock
ON SALE! SAVE 10%
$47.99

This product was last offered at the strikethrough price on
06-10-2026

$43.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4475462 - 06K905601MKT4 - Performance Ignition Service Kit  - Includes eight OE spark plugs and eight APR coil packs. - Assembled By ECS - Audi

Includes eight OE spark plugs and eight APR coil packs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4475462
Mfg#:
06K905601MKT4
In Stock
$619.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4414220 - 036779LA01 - Audi 4.0T Silicone Turbo Outlet / Throttle Body Inlet Hose Set - Replace the factory rubber turbo outlet hoses with our in-house engineered 4-ply reinforced silicone hose set - ECS - Audi

Replace the factory rubber turbo outlet hoses with our in-house engineered 4-ply reinforced silicone hose set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4414220
Mfg#:
036779LA01
In Stock
ON SALE! SAVE 25%
$65.99

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

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3181830 - 06K905601M -  Performance Spark Plug - Priced Each - OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M - Genuine Volkswagen Audi - Audi Volkswagen

OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181830
Mfg#:
06K905601M
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.

$27.49

This product was last offered at the strikethrough price on
02-23-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#286188 - 07L109311 - Fuel Pump Cam Follower - Priced Each - Recommended to be replaced when replacing fuel pump. - Genuine Volkswagen Audi - Audi

Recommended to be replaced when replacing fuel pump. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
286188
Mfg#:
07L109311
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.

$228.33

This product was last offered at the strikethrough price on
02-23-2026

$180.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4507100 - 034-106-6052-2 - 034Motorsport High Pressure Fuel Pump Piston Upgrade Kit - Designed to be a drop-in replacement piston for the factory high-pressure fuel pumps. - 034Motorsport - Audi

Designed to be a drop-in replacement piston for the factory high-pressure fuel pumps. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4507100
Mfg#:
034-106-6052-2
In Stock
$780.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
ES#2864605 - 034-509-4014 - Transmission Mount Insert - This billet aluminum insert is designed to fill the large void in the factory transmission mount - 034Motorsport - Audi Porsche

This billet aluminum insert is designed to fill the large void in the factory transmission mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864605
Mfg#:
034-509-4014
In Stock
$89.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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
35% off MSRP

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

$18.95

This product was last offered at the strikethrough price on
06-24-2026

$12.29 USD
Free Shipping
on orders $49 and up
ES#4624165 - EM100050 - APR Throttle Booster  - Wireless Controller with Blutooth Mobile connectivity - APR - Audi Volkswagen Porsche

Wireless Controller with Blutooth Mobile connectivity Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4624165
Mfg#:
EM100050
In Stock
11% off MSRP

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

$337.95

This product was last offered at the strikethrough price on
03-13-2026

$299.95 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.

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