Increase of +125 Horsepower, and +142 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase of +120 Horsepower, and +130 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase of +62 Horsepower, and +65 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Increase of +75 Horsepower, and +71 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
Increase of +90 Horsepower, and +90 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Max gains of up to +47 HP and +55 lb-ft TRQ (Crank); +42 HP and +51 lb-ft TRQ (Wheel).
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:
ES#:
4430020
Mfg#:
D440-0151
Ships in 9 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.
$787.99
This product was last offered at the strikethrough price on 06-25-2026
Max gains of up to +47 HP and +59 lb-ft TRQ (Crank); +42 HP and +54 lb-ft TRQ (Wheel).
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:
ES#:
4430029
Mfg#:
D440-0132
Ships in 9 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.
$760.99
This product was last offered at the strikethrough price on 06-25-2026
Power gain up to +60 HP & torque gain up to +91 TQ.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Cypher handheld not compatible with 2020+ models
Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump
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 S58 Engines - Automatic Transmission (Any HPFP)
Brand:
ES#:
5470774
Mfg#:
ECAGB58S58ATSD3
Ships in 1 Business Day
Limited Qty Sale
$490.00
This product was last offered at the strikethrough price on 06-24-2026
Stop leaving horsepower on the table and finally experience what your hot-V V8 is truly capable of
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Upgrade To Dinan's Experience Package to Save When Modifying Your A90 Supra!
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!
Adjust your cars power from the palm of your hand!
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:
ES#:
4659436
Mfg#:
D440-0150
Ships on Jul 22, 2026
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$787.99
This product was last offered at the strikethrough price on 06-25-2026
Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 8,100rpm, improves throttle response, and improves power output - plus remembers your Sport Mode selection! For use with 91 octane fuel.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3138987
Mfg#:
N4S54MEM
Ships on Aug 11, 2026
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +7HP +7LB/FT gains!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3138998
Mfg#:
N745X325
Ships on Aug 11, 2026
ON SALE!
SAVE 10%
$349.00
This product was last offered at the strikethrough price on 05-02-2026
Increase power without sacrificing reliability
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with model years 2013-2017
Brand:
ES#:
3410511
Mfg#:
77-46323
Back Ordered
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$577.99
This product was last offered at the strikethrough price on 06-25-2026
All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Partial Replacement
