Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4" ID - 5-7/16" OD - 1-1/8" Thick - Polyurethane - Black - Universal - (Pair) Belltech The RPM Air-Gap incorporates the

The RPM Air-Gap incorporates the same race-winning technology that's been used on our Victor Series competition intakes for decades

Soft and comfortable

Level 2 adds multiple shift points (with optional progressive shift indication) and launch light for drag race applications as well 7 user configurable color options

Recommended for street applications with lighter spring pressures

Withstands direct heat up to 500F Protects against oil

Energy Suspension Hyper-Flex Coil Spring Isolator - 3-3/4" ID - 5-7/16" OD - 1-1/8" Thick - Polyurethane - Black - Universal - (Pair) Belltech The RPM Air-Gap incorporates theProduct Description: Coil Spring Isolator Hyper Flex 3 3 4 in ID 5 7 16 in OD 1 1 8 in Thick Polyurethane Black Universal Pair Energy Suspension is the world's leader in developing and manufacturing performance polyurethane automotive suspension products. Energy Suspension state of the art on site new product development program which carefully analyzes various vehicle reactions equipped with Energy Suspension Performance Polyurethane technology.