MFACTORY HONDA CIVIC CRX EF D-SERIES D15 D16 CLOSE RATIO GEARS GEAR SET - 1.565 - 3RD exterior The Pro ST coilover system

The Pro ST coilover system is more progressive over stock for performance

Dyno Proven gains of up to 21 hp and 17 lb-ft

Enthusiasts now have a few options for throttle bodies

Choose between catless or 300 CEL cat

• 20% Cooler Intake Air Temperatures

MFACTORY HONDA CIVIC CRX EF D-SERIES D15 D16 CLOSE RATIO GEARS GEAR SET - 1.565 - 3RD exterior The Pro ST coilover systemMFactory Close Ratio Gears. Diamond Cut to exacting tolerances from fully Carburized Forged Nickel Chromoly Steel and put through our own proprietary heat treatment process, you will not find stronger, more reliable product on the market. The special treatment process makes our gears several times stronger & tougher than OEM Gears and are specifically designed to endure the demanding requirements of high power track drag cars. After installing