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The air springs are fitted inside the factory rear coil springs or installed between the frame and leaf springs
The tapered bore gradually compresses the rings as the piston is driven into the cylinder
the Pro Series also eliminates cover flex at the pinion bore under high torque loads
Each gasket is manufactured to precise thickness specifications for correct compression and sealing characteristics
A must-have for turbo
Hypertech ThermoMaster Computer Chips Leaf Spring Bushings The air springs are fittedThe Hypertech ThermoMaster Computer Chips (ref 9970) from Hypertech is a direct replacement EPROM chip that reprograms your vehicle's ECM with optimized calibration data. Unlike piggyback modules, this tuner replaces the factory chip inside your ECU to deliver permanent, precision tuned fuel and spark maps. Designed for a wide range of GM, Ford, and Chrysler vehicles with OBD I and early OBD II ECUs, the ThermoMaster unlocks horsepower and torque that
