Ford Performance PI Intake Manifold with Thermostat For 99-04 Ford Mustang GT 4.6L 2V LM449 so the intervals between draining

so the intervals between draining would last longer and you'd be able to effectively protect your Hemi

S&S specifically developed the new bolt-in 557 Easy Start cams for the HD Tri Glide

you don't need to modify any factory coolant hoses

e-brake relocation brackets and more

Ford Performance PI Intake Manifold with Thermostat For 99-04 Ford Mustang GT 4.6L 2V LM449 so the intervals between drainingUpgrade your Mustangs performance and reliability with the Ford Performance M 9424 P46A Intake Manifold, engineered specifically for 4. 6L 2 Valve Power Improvement (PI) engines. Manufactured using all new tooling, this OEM composite manifold delivers improved airflow, enhanced durability, and factory correct fitment for 19992004 Mustang GT models. Whether replacing a failing stock manifold or restoring performance, this kit provides the quality and