4.0L TJ/LJ Performance Spark Plug Wires bolt-on-kit 8mm protective silicone housing for

8mm protective silicone housing for maximum heat protection and ensuring compatibility with stock wire holders

if racing is what you're looking for then consider the numbers

coil pack internals: upgraded windings)

Look no further than the RIPP Supercharger Kit

4.0L TJ/LJ Performance Spark Plug Wires bolt-on-kit 8mm protective silicone housing forTime for a tune up? Installing a supercharger or Long Tube Header? There's no time like the present to treat your TJ LJ to these high performance spark plug wires. Auto or 6spd 6 cylinder engine. Black with MOPAR Orange stripe and RIPP logo. 7. 8mm diameter. High heat resistant silicone construction. High heat resistant MOPAR Orange Boots.