Fox Shocks 987-24-015 18-C JEEP WRANGLER JL REAR 2.5 TRUCK PS IFP 3.5-4IN LIFT HTO SHOCK ABSORBEFox Shocks 987 24 015 JEEP WRANGLER 2. 5 PERFORMANCE SERIES FOX 2. 5 Performance Series HTO shock is a bolt on shock loaded with position sensitive technology, vehicle specific valving, and larger pistons to improve on and off road performance. A type II anodized aluminum body efficiently dissipates heat and prevents corrosion. The 2. 5 inch shock body features an internal floating piston (IFP) to separate the shock oil from the high pressure