Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises!
10X Entries For Our 25th Anniversary Sweepstakes! With gains of up to 11HP!
Brand:
ES#:
3027885
Mfg#:
PPK-MZ4
In Stock
ON SALE!
SAVE 25%
$354.99
This product was last offered at the strikethrough price on 06-13-2026
...or at least as "Bulletproof" as your F8X S55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt!
10X Entries For Our 25th Anniversary Sweepstakes!
...or at least as "Bulletproof" as your F8X S55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4365387
Mfg#:
ECSS55BPKT
Ships on Oct 8, 2026
ON SALE!
$794.99
This product was last offered at the strikethrough price on 07-07-2026
Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance.
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with Bosch alternator only
Brand:
ES#:
3220789
Mfg#:
PPKE46KT
In Stock
ON SALE!
SAVE 20%
$382.99
This product was last offered at the strikethrough price on 06-13-2026
Eliminate parasitic loss and free up to 11hp! An ideal compromise between power, reliability, and system performance.
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with Bosch alternator only
Brand:
ES#:
3147650
Mfg#:
PPK-E36328-BOSCH
In Stock
ON SALE!
SAVE 20%
$382.99
This product was last offered at the strikethrough price on 06-13-2026
...or at least as "Bulletproof" as your E9X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service.
10X Entries For Our 25th Anniversary Sweepstakes!
...or at least as "Bulletproof" as your N54 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4365384
Mfg#:
ECSN54BPKT
Back Ordered
ON SALE!
$590.99
This product was last offered at the strikethrough price on 04-13-2026
Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories
Free up power that you can feel - decreases drag on the engine by underdriving accesorys by 13%
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3432464
Mfg#:
D560-0001
Ships in 5 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.
$506.99
This product was last offered at the strikethrough price on 07-28-2026
Lifetime Replacement
