#1 PERFORMANCE CENTER for harley-davidson in the san fernando valley
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STAGE
1–4
Whether you're chasing more throttle response or full-blown horsepower, our Stage 1–4 upgrades are designed to unlock your Harley-Davidson’s true potential. From air cleaner and exhaust upgrades to full camshaft, headwork, and displacement changes each stage is built to match how you ride.
MOTOR
BUILDS
We build engines that rip. Whether you're looking for a torque monster for the street or a top-end bruiser for the track, our in-house performance work includes custom motor builds, head porting and polishing, and big bore conversions—all dialed in for real-world power and reliability.
ALL IN
KITS
We’ve taken the guesswork out of going fast. Our all-in kits are hand-built by our team and include everything you need for serious gains—no corners cut.
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KIT III – A torque-forward, cammed-out beast made for aggressive riders
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KIT IV – A responsive, well-balanced setup with headwork and top-end refinement designed for riders who want fast revs, long pulls, and track-tested performance.
PERFORMANCE QUESTIONS
Built for riders chasing more power, better throttle response, and a properly dialed setup. Our in-person consultations cover performance diagnostics, calibration support, and component integration for modified Harley-Davidson and American V-Twin motorcycles. Closed-course applications only where applicable.
