APR's ECU Upgrade is the best power per dollar modification for your TSI engine out there
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. 254hp/297lb-ft (93 octane) --- 250HP/294TQ (91 Octane). This upgrade can only be performed with the car present at our facility.
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For most JB4 applications.
Brand:
ES#:
4715229
Mfg#:
FSB-UNI
In Stock
Limited Qty Sale
$153.00
This product was last offered at the strikethrough price on 05-02-2026
Get up to +34 hp and +41 lb-ft through a safe and easy to use tuning module from RaceChip
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles from the 2011 model year only
Brand:
ES#:
4899211
Mfg#:
901500
In Stock
ON SALE!
SAVE 12%
$279.00
This product was last offered at the strikethrough price on 05-02-2026
Includes rings, wire locks, and 21mm wrist pins - 83.0mm bore (0.5mm overbore), 92.8mm stroke (stock)
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms To be used with connecting rods that accept 21mm wrist pins
Brand:
ES#:
5444712
Mfg#:
329248SD
In Stock
Limited Qty Sale
$899.99
This product was last offered at the strikethrough price on 05-02-2026
Install aftermarket over-bore pistons with confidence - Mimics engine block shape with cylinder head installed
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5447463
Mfg#:
IETLVA3
In Stock
Limited Qty Sale
$483.99
This product was last offered at the strikethrough price on 05-02-2026
Plug & play power — Gains starting at 25bhp/50lb-ft on a stock car!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5339748
Mfg#:
JB4-GEN1-TSI
In Stock
ON SALE!
SAVE 12%
$479.00
This product was last offered at the strikethrough price on 05-02-2026
High quality performance valve springs and titanium retainers
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425003
Mfg#:
IEVTVC3
In Stock
ON SALE!
SAVE 10%
$663.99
This product was last offered at the strikethrough price on 05-02-2026
Red High Temp Nylon Tubing, Quick-Connect Fittings
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425701
Mfg#:
SN0-20010
In Stock
ON SALE!
$520.99
This product was last offered at the strikethrough price on 05-02-2026
Based on a BorgWarner K04-064 frame
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This K04 Turbocharger will require diverter valve relocation
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Universal fitment design - modifications may be necessary to run this cooler
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.
