Engine Performance

"258" Black Aluminum Valve Cover Price: $159.99 Price Installed: $241.99 Fits 258 6 cylinder engines originally equipped with a factory plastic valve cover. 2 non-studded rocker arm bridges are required when replacing the plastic valve cover which had studded rocker bridges. Click Here To View Details	Hypertech Power Programmer Price: $399.95 1996-04 TJ Wrangler and XJ Cherokee Click Here To View Details	Jet™ Performance Stage 1 Module Price: $299.95 JET Performance modules are custom calibrated for maximum torque and horsepower under a wide range RPM's and load ranges. Easily installed in just minutes! Stage 1 Modules Programmed for maximum performance on stock 4.0L 6 cylinder engines wi Click Here To View Details
HEI Billet Distributor Price: $199.99 AMC inline 6 cylinder 232-258 C.I. Produces 50,000 volts Allows spark plug gaps to be opened up to .050" - .055" Includes distributor drive gear Click Here To View Details