Under Pressure Performance
Underpressure Power & Performance (UPP) has been Colorado Springs' premier automotive performance specialty shop for two decades. Serving the Rocky Mountain region and beyond with a wide range of automotive services, including custom fabrication, in-house dyno tuning (2WD & AWD), engine builds, swaps and general repairs. In addition to our outstanding services, we design, manufacture and market application-specific performance kits for a hassle-free way to upgrade your car for more power. Each kit is hand-built and precision TIG-welded for a perfect fit and finish, every time. Let us know what we can do for your cars.
STREET TEST/DYNO - C5/C6 Mirrored Twin Turbo Kit
Christmas Joyride | 4K
C8 Twin Turbo Kit Installation Guide | Under Pressure Performance
UPPTurbo Built R32 GTR dyno session.
WEEK IN REVIEW: 7-16-21
#HillClimbXLR Episode 1: Cage Kits HQ
WEEK IN REVIEW: 7-9-21
#PikesPeakInternationalHillClimb #69 XLR CRASH
Afternoon Testing #HILLCLIMBXLR at Pikes Peak International Raceway
#PikesPeakInternationalHillClimb #HillClimbXLR test day 1 raw go pro footage
NOT YOUR AVERAGE TRANS AM
UPP Turbo 2004-06 GTO Twin Turbo Kit V2 Install Video
Mystichrome Cobra in for baseline pulls
Mercedes Benz C63 in for a baseline
Stillen Supercharger 370Z in for dyno tuning
Procharged Trans Am in for E85 Preparation and Flex Fuel Tuning
UPP Turbo Kits available!
The UPP Turbo Gallardo gets twins!!!!
UPP Twin Turbo Chevy SS Installation
UPP Miata Turbo Install
Fram Quality Oil Filters #FuckFram