Get up to +31 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For customers that already have APR software on their car and are upgrading to a K04
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! This upgrade must be performed at ECS Tuning's facility in Ohio.
Improve your Audi's throttle response and overall drivability with this Sprint Booster Power Converter.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4220062
Mfg#:
77-16408
In Stock at Vendor
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$392.99
This product was last offered at the strikethrough price on 01-28-2026
Improve your Audi's throttle response and overall drivability with this Sprint Booster Power Converter.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4220122
Mfg#:
77-16409
Back Ordered
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$389.99
This product was last offered at the strikethrough price on 06-06-2026
See up to 386 horsepower on 93 octane fuel!
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! This upgrade must be performed at ECS Tuning's facility in Ohio. For existing Stage 1 or Stage 2 customers with Golf R/8V S3 IS38 turbocharger only. Tuning may only be performed in-house at APR dealers.
For customers that already have APR software on their car and are upgrading to a K04
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! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa Ship your ECU for free, or drive your vehicle to our location
Enhance your tune with true on-the-fly adjustability—directly from your smartphone.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +48 hp and +48 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +29 hp and +42 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles upto the 2013 model year only
Get up to +44 hp and +49 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with EA888 Gen3 engine (2016+)
Get up to +46 hp and +52 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For non-S-Line models of the 2011 model year only.
Get up to +43 hp and +43 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles from the 2014 model year only
Get up to +29 hp and +42 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +49 hp and +50 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles up through the 2017 model year only.
Upgrades existing APR Stage I software to Stage II Supercharger Pulley upgrade software
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! For use with the APR Supercharger Pulley Upgrades - Existing APR Stage 1 software must be present for thi
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Lifetime Replacement
