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Audi A3 Quattro 2.0T

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Audi A3 Quattro 2.0T Performance Engine Parts

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Stage 1 Software Upgrade - With Program Switching (Fully Loaded)

ES#1899519 - 20TMK6STG1CHP-4 - Stage 1 Software Upgrade - With Program Switching (Fully Loaded) - Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane! - APR - Audi Volkswagen

Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
1899519
Mfg#:
20TMK6STG1CHP-4
In Stock
$749.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

European S3 Intercooler

ES#3492184 - 1K0145803P - European S3 Intercooler - All aluminum intercooler kit from the Audi S3 model - Improve your intercooler efficiency approx 30% - Nissens - Audi Volkswagen

All aluminum intercooler kit from the Audi S3 model - Improve your intercooler efficiency approx 30% We Price Match - Give Us A Call or Chat!
This intercooler can be installed with trimming your stock boost hose ends

Brand:
Nissens - Corporate Logo
ES#:
3492184
Mfg#:
1K0145803P
Back Ordered
$745.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Boost Cooler (Direct Injection) - Nylon Line

ES#3557788 - SN0-320 - Stage 3 Boost Cooler (Direct Injection) - Nylon Line - Brings true 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction vehicle - SnowPerformance - Audi Volkswagen

Brings true 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction vehicle

Brand:
SnowPerformance - Corporate Logo
ES#:
3557788
Mfg#:
SN0-320
In Stock at Vendor
$729.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Boost Cooler (EFI - Port Injection) - Nylon Line

ES#4144931 - SN0-310 - Stage 3 Boost Cooler (EFI - Port Injection) - Nylon Line - Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle - SnowPerformance - Audi BMW Volkswagen MINI

Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle

Brand:
SnowPerformance - Corporate Logo
ES#:
4144931
Mfg#:
SN0-310
In Stock at Vendor
$729.99 USD
Free Shipping
on orders $49 and up

HPA Performance Downpipe - With 100 Cell High-Flow Converter

ES#3247394 - HVA-250-STREET - HPA Performance Downpipe - With 100 Cell High-Flow Converter - Maximize your engine's performance! - HPA Motorsports - Audi Volkswagen

Maximize your engine's performance!

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247394
Mfg#:
HVA-250-STREET
Ships on Aug 21, 2026
$749.00

This product was last offered at the strikethrough price on
02-08-2026

$729.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS DDP5800 Water/Methanol Injection Pump

ES#4714532 - BMSDDP5800 - BMS DDP5800 Water/Methanol Injection Pump - 200 psi bypass for smooth and high pressure and 1.3 GPM open flow. Choose quick connect or threaded NPT style fittings. - Burger Motorsports - Audi BMW Volkswagen MINI

200 psi bypass for smooth and high pressure and 1.3 GPM open flow. Choose quick connect or threaded NPT style fittings.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714532
Mfg#:
BMSDDP5800
In Stock
Starting at $120.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rods144×20 Tapered Rifle Drilled EA113 With Stock Pistons

ES#4765889 - CTS-CRH-14420T - Connecting Rods14420 Tapered Rifle Drilled EA113 With Stock Pistons - Stock fitment while being able to handle higher boost applications - CTS - Audi Volkswagen

Stock fitment while being able to handle higher boost applications FITS FACTORY PISTONS WITH 20MM WRIST PINS ONLY

Brand:
CTS - Corporate Logo
ES#:
4765889
Mfg#:
CTS-CRH-14420T
Back Ordered
ON SALE! SAVE 10%
$399.99

This product was last offered at the strikethrough price on
07-10-2026

$359.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

K04 Performance Software (New APR Customers) - With Program Switching (Fully Loaded)

ES#3659524 - dpp20tk04psKT - K04 Performance Software (New APR Customers) - With Program Switching (Fully Loaded) - Required software to properly upgrade to a K04 turbocharger - APR - Audi Volkswagen

Required software to properly upgrade to a K04 turbocharger Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
3659524
Mfg#:
DPP20TK04PSKT
In Stock
$699.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Eurodyne Reflash - With Powertap Air Flash Tool

ES#3147672 - ed-2.0-fsi-KT - Eurodyne Reflash - With Powertap Air Flash Tool - Tune your car with just your laptop and choose gains ranging from 58-88 hp and 88-138 ft-lb of torque - Eurodyne - Audi Volkswagen

Tune your car with just your laptop and choose gains ranging from 58-88 hp and 88-138 ft-lb of torque For vehicles with FSI engine only

Brand:
Eurodyne - Corporate Logo
ES#:
3147672
Mfg#:
ED-2.0-FSI-KT
In Stock
$699.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 2.5 Progressive Water/Methanol Injection Kit - no tank

Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!

Brand:
SnowPerformance - Corporate Logo
ES#:
4608739
Mfg#:
SN0-210-BRD-T
In Stock at Vendor
$687.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Blow-off Valve Spacer

ES#2862882 - CTSDVSPCR - Atmospheric Blow-off Valve Spacer - Direct bolt on spacer without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on spacer without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862882
Mfg#:
CTSDVSPCR
Ships in 7 Business Days
ON SALE! SAVE 25%
$89.99

This product was last offered at the strikethrough price on
07-10-2026

$67.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P-Flo Air Intake Kit - Oiled Filter - Black Pipe

ES#2826103 - 65.10.92 - P-Flo Air Intake Kit - Oiled Filter - Black Pipe - Give your car Unrestricted air flow - Neuspeed - Audi Volkswagen

Give your car Unrestricted air flow 2X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states
Engine code CBFA only

Brand:
Neuspeed - Corporate Logo
ES#:
2826103
Mfg#:
65.10.92
EO#:
D-236-25
Ships in 4 Business Days
$329.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8P Audi A3 / TT MK2 2.0T FSI EA113 Dynamic+ Performance Software Package

ES#4877142 - 034-103-273A - 8P Audi A3 / TT MK2 2.0T FSI EA113 Dynamic+ Performance Software Package - Unleash up to 309HP/313TQ by transforming your VW/Audi EA113 FSI with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 309HP/313TQ by transforming your VW/Audi EA113 FSI with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! For vehicles with FSI engine only

Brand:
034Motorsport - Corporate Logo
ES#:
4877142
Mfg#:
034-103-273A
Ships in 1 Business Day
Starting at $180.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

APR PEX Intake System - Front Airbox

ES#4164988 - CI100039KT6 - APR PEX Intake System - Front Airbox - Designed to increase performance by letting the engine breathe more freely - APR - Audi Volkswagen

Designed to increase performance by letting the engine breathe more freely Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Engine code CBFA

Brand:
APR - Corporate Logo
ES#:
4164988
Mfg#:
CI100039KT6
Ships in 10 Business Days
Auto Notify
$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2+

Average gain of 65 horsepower and 103 lb-ft of torque on 93 Octane @ 18 PSI with Exhaust upgrade

Brand:
Tunezilla - Corporate Logo
ES#:
3097363
Mfg#:
TSI-20T-2+
Ships in 7 Business Days
$649.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit

ES#2784480 - CTS-20T-A3-DF - Front Mount Intercooler Kit - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler

Brand:
CTS - Corporate Logo
ES#:
2784480
Mfg#:
CTS-20T-A3-DF
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$799.99

This product was last offered at the strikethrough price on
07-10-2026

$639.99 USD
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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings