Automotive Parts › Engine Block Head › 1999 › Automotive Performance Transmission

Compatible with 1999-2004 Mustang® Cobra® & Mach 1® 4.6L 4V equipped with M... Compatible with 1999-2004 Mustang® Cobra® & Mach 1® 4.6L 4V equipped with Manual Transmission. This product is not created or sold by Ford®.;Improve Performance and Exhaust FlowExtract maximum performance from your 1999-2004 4.6L 4V with these... more

Upgrade your 1999–2006 Chevy Silverado or GMC Sierra with this performance l... Upgrade your 1999–2006 Chevy Silverado or GMC Sierra with this performance long tube header and Y-pipe system from Certified Automotive Experts. Engineered for LS-based 4.8L 5.3L and 6.0L engines this system features 1.75� primaries TIG-welded... more

Note: If using a larger 4L80E transmission the bellhousing ears may need to be... Note: If using a larger 4L80E transmission the bellhousing ears may need to be trimmed for proper clearance. Note:Earlier 2500 s might have fitment issues due to chassis being designed from previous years. Features: The head flange is made of 3/8... more