The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4839642
Mfg#:
013907LA01-03KT
In Stock
ON SALE!
SAVE 25%
$333.99
This product was last offered at the strikethrough price on 06-13-2026
Unitronic's Carbon Fiber Air Duct helps to increase power and air flow by taking advantage of both air inlets available in the OEM grill.
For vehicles with secondary air injection only
The HPA IS38 Hybrid Turbo features a custom compressor and turbine wheel design capable of holding up to 500HP with a flat torque curve from 3800 RPM to redline!
Please allow a 4-6 week build time when not in stock
Dual bolt pattern spacers designed to fit most VW/Audi vehicles with 5x112 and 5x100 bolt patterns and 57.1mm center bore
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
3618559
Mfg#:
034-604-7000
In Stock
ON SALE!
SAVE 15%
$78.00
This product was last offered at the strikethrough price on 08-17-2026
Features CAN-Bus connectivity for more advanced tuning — gain up to 45hp/45lb-ft on a stock car, 90hp/70lb-ft on a modified car
Not for sale or use in the state of California.
Designed to better route cool, dense air from the front of the car to the airbox - The perfect match for your X34 MQB Intake
2X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4001107
Mfg#:
034-108-1009
Ships in 2 Business Days
ON SALE!
SAVE 14%
$442.00
This product was last offered at the strikethrough price on 08-17-2026
Includes everything you need to install spacers on two wheels
10X Entries Into Our F80 M3 Sweepstakes Fits most aftermarket wheels that require conical seat wheel bolts
Brand:
ES#:
2568232
Mfg#:
ECS10157KTWBC
In Stock
ON SALE!
SAVE 20%
$167.99
This product was last offered at the strikethrough price on 06-13-2026
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
