excelsior motorsports LSX performance

Corvette
Performance
Parts & Tuning

Dyno proven performance parts combinations for the C7 / C6 / C5 Corvette are all you need to develop the big power numbers you're looking for.

LSX
Performance Parts

We offer a full range of performance parts for any LSX engine. In addition to installation, we can dyno tune your vehicle for maximum power output.

Handling
& Suspension

We use a variety of high end adjustable suspension components from manufacturers like Penske to cut your times at road course / track events.

Aerodynamics

Carbon fiber aerodynamic kits engineered to provide maximum down force and minimum drag coefficients while matching the curves of each vehicle.

CTS-V
Performance
Parts & Tuning

Turn your CTS-V coupe or sedan into a track ready, high-horsepower street machine. Our CTS-V packages fit any performance demand from mild street to all-out track use.

Camaro
Performance
Parts & Tuning

Our dyno-proven performance parts combinations for the Camaro ensure you'll have the tire-shredding power you're looking for when you stand on the go pedal.

Truck
Performance
Parts & Tuning

Expect big increases in horsepower and torque from your LSX GM truck or SUV with our performance packages.

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Roll Cages

Stay safe at the limit with roll cages in styles from 4 point to 14 point. Vehicle specific cages are available for drag racing, street use and SCCA racing events.

Brakes

Big Brembo brake kits offer a completely reliable track ready setup which resists heat-related fade and provides better stopping power on the track or street.

G8 / GXP
Performance
Parts & Tuning

Pump up your Pontiac! Our performance parts kits and dyno tuning services for the G8 / GXP mean big horsepower with zero driveability issues.

corvette dyno tuning

Dyno Tuning

Excelsior Motorsports provides dyno tuning for all vehicles equipped with LSX engines. We support aftermarket computer systems including EFI Live, Accel EFI and Big Stuff 3. If needed, we can also perform speed density tuning especially in forced induction applications.
Dyno Tuning

Road Racing

Excelsior Motorsports prides itself in track domination. Our vehicles routinely log the lowest times at track events. We use a variety of high end suspension components from manufacturers like Penske to ensure you will leave others in the dust.
Track / Road Racing

Performance

We dyno test all of our engine components to make sure what our engine packages deliver the performance that you desire. We want to make sure that you get your money's worth and the performance you are looking for from your vehicle.
Performance Parts

Corvette Dyno Tuning
& Performance Parts

We have the knowledge and the best equipment available to successfully and accurately satisfy your performance needs. We specialize in and are dedicated to quality high performance modifications on all LS1, LS2, LS3, LS6, LS7, LS9, LSA, LT1 & LT4 GM motors. Although Corvettes are our specialty, we confidentially upgrade most all other vehicles that use the LSX GM engine.
pratt miller c6 corvette dyno tuning

Tuning For All LSX Engines

LS1, LS2, LS3, LS6, LS7, LS9, LSA, LT1, LT4
and GM engines with aftermarket computers
EFI Live Software / Accel EFI / Big Stuff 3
Speed Density Tune (2, 3 Bar Applications)
Corvette Dyno Tuning

Road Racing

Improve down force on high speed tracks and reduce your curb weight with lightweight carbon fiber frame mounted spoilers, front splitters, hoods and body panels.
Stop faster. Larger three piece Brembo rotors eliminate heat related brake fade on the road course. Six piston calipers provide better control and bite than their stock counterparts.
Penske adjustable coilovers and thee piece sway bars offer maximum control over uneven track surfaces and provide reliability in the bends.
We're located just 30 minutes north of San Diego:
1324 Industrial Ave. Suite B
Escondido, CA 92029
(760) 743-6000