APR Supercharger Pulley Software upgrade for customers without existing APR Stage I 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 - This upgrade must be performed at ECS Tuning's facili
Get up to +76 hp and +82 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles up through the 2015 model year only.
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Get up to +76 hp and +82 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 2015 model year only.
Get up to +67 hp and +70 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 2016 model year only.
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
Get up to +64 hp and +68 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles up through the 2015 model year only.
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
Brand:
ES#:
4840618
Mfg#:
H021-002-06
Ships in 5 Business Days
$60.99
This product was last offered at the strikethrough price on 05-12-2026
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#:
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
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
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes software and installation kit for a smooth power transition
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. Gains from 108hp/80lb-ft on 93 octane or 117hp/86lb-ft on 100 octane (from OE) - For customers with existing APR Stage 1 upgrade - Vehicle must be brought to ECS Tuning for Stage 2 pulley software
Get up to +64 hp and +68 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 2015 model year only.
Get up to +66 hp and +52 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles from the 2016 model year only.
Get up to +44 hp and +34 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 2016 model year only.
If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.
Lifetime Replacement
