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Audi D4 S8 Quattro 4.0T Performance Engine Parts

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ES#2827580 - SSXAU465 - Cat-Back Exhaust System - Resonated - Valved - 2.76" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827580
Mfg#:
SSXAU465
Ships in 5 Business Days
ON SALE! SAVE 10%
$5137.99

This product was last offered at the strikethrough price on
09-18-2026

$4623.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827579 - SSXAU464 - D4 S8 4.0T Cat-Back Exhaust System - Resonated - Valved - 2.76" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm black Cerakote tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827579
Mfg#:
SSXAU464
Ships in 5 Business Days
ON SALE! SAVE 10%
$5137.99

This product was last offered at the strikethrough price on
09-18-2026

$4623.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827584 - SSXAU469 - D4 S8 4.0T Cat-Back Exhaust System - Non-Resonated - Valved - 2.76" stainless steel with quad 100mm black Cerakote tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm black Cerakote tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827584
Mfg#:
SSXAU469
Ships in 5 Business Days
ON SALE! SAVE 10%
$4773.99

This product was last offered at the strikethrough price on
09-18-2026

$4295.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827583 - SSXAU468 - Cat-Back Exhaust System - Non-Resonated - Valved - 2.76" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.76" stainless steel with quad 100mm polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827583
Mfg#:
SSXAU468
Ships in 5 Business Days
ON SALE! SAVE 10%
$4773.99

This product was last offered at the strikethrough price on
09-18-2026

$4295.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5477617 - TGK-0302-01 - TGK 4.0T Bov Conversion Kit - By switching from electronic diverter valves to a mechanical blow-off valve (BOV), you can eliminate the common issues associated with electronic valves. - TGK Motorsport - Audi

By switching from electronic diverter valves to a mechanical blow-off valve (BOV), you can eliminate the common issues associated with electronic valves.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477617
Mfg#:
TGK-0302-01
Ships in 3 Business Days
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#514125 - 0580254044 - Bosch 044 High Flow Fuel Pump - 270 LPH - Great for when more fuel is needed in a custom fueling application - Bosch - Audi Volkswagen

Great for when more fuel is needed in a custom fueling application We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
514125
Mfg#:
0580254044
In Stock
$230.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4307641 - 30-3313 - AEM V3 Water/Methanol Injector Kit (Qty 2)  - Swappable swirl generators for 250/500/1000cc configurations! - AEM Electronics  - Audi BMW Volkswagen MINI

Swappable swirl generators for 250/500/1000cc configurations!

Brand:
AEM Electronics  - Corporate Logo
ES#:
4307641
Mfg#:
30-3313
In Stock at Vendor
12% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
09-18-2026

$114.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4643523 - ts-0553-1002 - Turbosmart WG45 Gen V Hyper-Gate 45 - More features, options and performance than any other gate. - TurboSmart - Audi BMW Volkswagen

More features, options and performance than any other gate.

Brand:
TurboSmart - Corporate Logo
ES#:
4643523
Mfg#:
TS-0553-1002
Ships on Oct 6, 2026
10% off MSRP

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

$518.99

This product was last offered at the strikethrough price on
09-18-2026

$467.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4147113 - JHM-079145834D - JHM Silicone Turbo Outlet/Throttle Body Inlet Hoses - Replace your heat-cycled and brittle OEM hoses with JHM - Significantly more cost-effective over OEM, and also more durable! - JH Motorsports  - Audi

Replace your heat-cycled and brittle OEM hoses with JHM - Significantly more cost-effective over OEM, and also more durable!

Brand:
JH Motorsports  - Corporate Logo
ES#:
4147113
Mfg#:
JHM-079145834D
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3691644 - 856804-5003S  - Garrett GTX3584RS Turbocharger  - Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S - Garrett - Audi Volkswagen MINI

Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
Garrett - Corporate Logo
ES#:
3691644
Mfg#:
856804-5003S
In Stock
$2881.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4135253 - GRT-TBO-K51 - Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger - Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). - ATP - Audi Volkswagen

Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
ATP - Corporate Logo
ES#:
4135253
Mfg#:
GRT-TBO-K51
Ships in 6 Business Days
$2265.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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