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Audi RS3 8V (2018+) 2.5T

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Audi RS3 8V (2018+) 2.5T Engine Parts & Accessories

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High Output Ignition Coil Replacement Rubber Boot - Priced Each

ES#4685483 - 034-107-Z034 - High Output Ignition Coil Replacement Rubber Boot - Priced Each - If rubber boots are damaged or torn, spark can leak outside of the boot causing potential misfires - 034Motorsport - Audi Volkswagen

If rubber boots are damaged or torn, spark can leak outside of the boot causing potential misfires affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4685483
Mfg#:
034-107-Z034
In Stock
ON SALE! SAVE 10%
$5.00

This product was last offered at the strikethrough price on
06-28-2026

$4.50 USD
Free Shipping

BMS Blow Off Valve Spacer

ES#3998874 - MK7-BOV-SPR - BMS Blow Off Valve Spacer - Converts factory diverter valve into a blow-off valve - Burger Motorsports - Audi Volkswagen

Converts factory diverter valve into a blow-off valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3998874
Mfg#:
MK7-BOV-SPR
Ships in 2 Business Days
$99.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi RS3 / 8S TTRS 2.5T Silicone 4.0" Turbo Inlet Adapter

ES#4142042 - 006669LA01 - Audi RS3 / 8S TTRS 2.5T Silicone 4.0" Turbo Inlet Adapter - Easily adapt your ECS Tuning Kohlefaser Luft-Technik Intake to 4.0" aftermarket OE location turbo inlet pipes! - ECS - Audi

Easily adapt your ECS Tuning Kohlefaser Luft-Technik Intake to 4.0" aftermarket OE location turbo inlet pipes! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For use with ECS Tuning Kohlefaser Luft-Technik Intake System

Brand:
ECS - Corporate Logo
ES#:
4142042
Mfg#:
006669LA01
Ships on Sep 29, 2026
Auto Notify
ON SALE! SAVE 25%
$73.99

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

$55.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Spherical Pendulum Mount Upgrade

ES#3618817 - MS100181 - APR Spherical Pendulum Mount Upgrade - Stiffens the driveline to improve shift quality and power transition - For your 7-Speed S-Tronic (DQ500) - APR - Audi Volkswagen

Stiffens the driveline to improve shift quality and power transition - For your 7-Speed S-Tronic (DQ500) 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#:
3618817
Mfg#:
MS100181
Ships in 4 Business Days
11% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
07-06-2026

$434.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 22%
$19.99

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

$15.50 USD
Free Shipping
on orders $49 and up

Fuel Injector - Priced Each

ES#3991785 - 07K133551B - Fuel Injector - Priced Each - Keep your engine running smooth - Includes o-rings - Genuine Volkswagen Audi - Audi

Keep your engine running smooth - Includes o-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to production date 8/12/2019

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3991785
Mfg#:
07K133551B
In Stock
Limited Qty Sale
$240.99

This product was last offered at the strikethrough price on
02-26-2026

$214.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 4" Carbon Fiber Closed Top Cold Air Intake System

ES#4304605 - 034-108-1041 - X34 4" Carbon Fiber Closed Top Cold Air Intake System - Horsepower and torque gains throughout the powerband, with peak gains of up to 21 crank horsepower and 16 ft-lbs of torque on stock turbo tunes with 4 inlets. - 034Motorsport - Audi

Horsepower and torque gains throughout the powerband, with peak gains of up to 21 crank horsepower and 16 ft-lbs of torque on stock turbo tunes with 4” inlets. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2019+ models you must purchase this adapter kit: ES4146991

Brand:
034Motorsport - Corporate Logo
ES#:
4304605
Mfg#:
034-108-1041
Ships in 3 Business Days
ON SALE! SAVE 10%
$939.00

This product was last offered at the strikethrough price on
06-28-2026

$845.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump Kit

ES#4820967 - 07k127025eKT - High Pressure Fuel Pump Kit - Includes, HPFP, cam follower, and hardware - Genuine Volkswagen Audi - Audi

Includes, HPFP, cam follower, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4820967
Mfg#:
07K127025EKT
Ships in 3 Business Days
$829.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Valve Spring/Retainer Kit

ES#2794450 - IEVTVB2 - Performance Valve Spring/Retainer Kit - High quality performance valve springs and titanium retainers - Integrated Engineering - Audi Volkswagen

High quality performance valve springs and titanium retainers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794450
Mfg#:
IEVTVB2
Ships in 4 Business Days
$827.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Engine Cover Overlay

ES#4164652 - 034-1ZZ-0009 - Carbon Fiber Engine Cover Overlay - Designed to tastefully complement the factory engine bay with a beautiful carbon fiber weave that is perfectly matched to OEM Carbon and all 034Motorsport Carbon Fiber components, such as the X34 Evo Intake system. - 034Motorsport - Audi

Designed to tastefully complement the factory engine bay with a beautiful carbon fiber weave that is perfectly matched to OEM Carbon and all 034Motorsport Carbon Fiber components, such as the X34 Evo Intake system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4164652
Mfg#:
034-1ZZ-0009
Ships in 3 Business Days
ON SALE! SAVE 10%
$457.00

This product was last offered at the strikethrough price on
06-28-2026

$411.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8V Audi RS3 2.5TFSI EVO Dynamic+ Performance Software Package

ES#4424916 - 034-103-281 - 8V Audi RS3 2.5TFSI EVO Dynamic+ Performance Software Package - Unleash up to 585HP/521TQ by transforming your Audi 2.5T DAZA with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 585HP/521TQ by transforming your Audi 2.5T DAZA with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4424916
Mfg#:
034-103-281
Ships in 1 Business Day
ON SALE!
Starting at $162.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Standard Size High Performance Main Bearing Set

Clearance OE spec oil. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4615888
Mfg#:
6M5563H-STD
In Stock at Vendor
$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit (fmic) - Raw Finish

ES#3612253 - CTS-25T-EVO-DF - Front Mount Intercooler Kit (fmic) - Raw Finish - 42% larger than stock - The 8V RS3 / 8S TTRS platforms benefit greatly from an intercooler upgrade! - CTS - Audi

42% larger than stock - The 8V RS3 / 8S TTRS platforms benefit greatly from an intercooler upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3612253
Mfg#:
CTS-25T-EVO-DF
Special Order: No Guaranteed ETA
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.5T Evo 4 Inch Air Intake Pipe (OEM Airbox Connect)

ES#4419997 - CTS-IT-256 - 2.5T Evo 4 Inch Air Intake Pipe (OEM Airbox Connect) - This 4 inch air inlet pipe will allow you to keep the factory airbox while providing a full 4 inch intake tract. - CTS - Audi

This 4 inch air inlet pipe will allow you to keep the factory airbox while providing a full 4 inch intake tract. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2018+ models
CTS Turbo 4" Turbo Inlet Pipe Required for install

Brand:
CTS - Corporate Logo
ES#:
4419997
Mfg#:
CTS-IT-256
Ships in 8 Business Days
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coils - Blue - Set Of Five

ES#4164384 - MS100204-5KT - APR Upgraded Ignition Coils - Blue - Set Of Five - 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

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164384
Mfg#:
MS100204-5KT
EO#:
D-783-5
In Stock
$264.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Roller Rocker Arm - Priced Each

ES#3248356 - 07K109417E - Roller Rocker Arm - Priced Each - Applies cam movement to the exhaust valves - Genuine Volkswagen Audi - Audi

Applies cam movement to the exhaust valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3248356
Mfg#:
07K109417E
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.

$85.00

This product was last offered at the strikethrough price on
07-06-2026

$78.87 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.

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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