Samco Sport Silicone Coupler - 4" ID - 3" Long - 6.5 mm Thick Wall - Black 711061 Besides traditional tuning changes in

Besides traditional tuning changes in plenum volume which can improve torque and power output

Jobcomm JMX

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service life and cost effectiveness by significantly reducing expansion rate

Direct Head Mount

Samco Sport Silicone Coupler - 4" ID - 3" Long - 6.5 mm Thick Wall - Black 711061 Besides traditional tuning changes inSamcoSport High performance silicone hoses built using motorsport proven technologies, offering improved reliability, durability and aesthetics. They are the most reliable upgrade you can make to your engine, backed by a Lifetime Warranty. Chosen by the world? s leading race teams to deliver performance under extreme temperature and pressures. Note: There are many substances that will remove dirt and grime from engine components, but not that many are