Plug & play power — gain up to 100 horsepower on a stock car!
For F-Chassis Vehicles w/ Type-A Harness Only; Not for sale or use in California For vehicles with a Type-A Harness only (See Photos for more details)
Plug & play power — gain up to 100 horsepower on a stock car!
For F-Chassis Vehicles w/ Type-B Harness Only; Not for sale or use in California For vehicles with a Type-B Harness only (See Photos for more details)
Bring your stock wheels to the "flush" position. This flush kit will widen your track width and remove that unsightly tire edge gap while still allowing enough clearance for lowered applications.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4368714
Mfg#:
F10FLUSHKT
In Stock
ON SALE!
$348.99
This product was last offered at the strikethrough price on 06-13-2026
Alter parameters and fine-tune � wirelessly!
For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.
Brand:
ES#:
3508698
Mfg#:
JB4-BT
In Stock
$149.00
This product was last offered at the strikethrough price on 05-12-2026
Capable of 850+ whp with supporting modifications - Includes a refundable $1200 core charge
For vehicles with the N63TU engine only - Not compatible with the earlier N63A engine
Brand:
ES#:
3660758
Mfg#:
PURE-N63-0006KT
Ships in 4 Business Days
$5393.99
This product was last offered at the strikethrough price on 07-13-2026
Plug & play power — gain up to 100 horsepower on a stock car!
For F-Chassis Vehicles w/ N63TU Engine Only; Not for sale or use in California For vehicles with an N63TU engine only
Capable of 650+ whp with supporting modifications - Includes a refundable $1200 core charge
For vehicles with the N63TU engine only - Not compatible with the earlier N63A engine
Brand:
ES#:
3660759
Mfg#:
PURE-N63-0005KT
Ships in 4 Business Days
$3842.99
This product was last offered at the strikethrough price on 07-13-2026
Make wheel changes faster and easier, enough to convert both axles
10X Entries For Our 25th Anniversary Sweepstakes! Ideal for vehicles with 11mm - 20mm wheel spacers. May also be used with smaller spacers or without space
Brand:
ES#:
2842199
Mfg#:
PRF82CH5KT2
In Stock
ON SALE!
$191.99
This product was last offered at the strikethrough price on 06-13-2026
Capable of 650+ whp with supporting modifications - Includes a refundable $800 core charge
For vehicles with the earlier N63A engine - Not compatible with the N63TU engine
Brand:
ES#:
5374345
Mfg#:
N63STG1KT
Back Ordered
$3426.99
This product was last offered at the strikethrough price on 07-13-2026
All the performance 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.
Lifetime Replacement
