MAC Performance

This kit includes all necessary hardware, and air emission hook-ups and sensor bosses where required. MAC’s headers produce an impressive amount of power for street or race performance applications. All collectors come with flanged nuts and machined steel studs, and MAC’s unique True Fit® collector that uses no bolts or gaskets for ease of installation and no leakage. Heavy 16ga tubing High Temperature Silicone Coated Laser Cut Flanges to ensure proper seal True-Fit Design eliminates gaskets at the collectors Includes High Grade Aluminized Steel Y-Pipe 2/5" at the Y, 3" at the Collector & Out to...

Big 4" Air Tube will Support up to 98mm Mass Air Meters MAC's Big Mouth 6" Outlet Reusable High Flow FilterPolished Stainless Steel Air DamMAC's Special 4" Velocity stackSpecial Silicone HosesStainless Steel Clamps4" Air Tube w/Sensor ProvisionInside Diameter 3.875=98.42mm DYNO TESTED UP TO 21 HP GAIN

Features: MAC's Big Mouth Filter w/ Velocity StackBillet Mass Air Meter3.5" Air TubeMAC Silicone ConnectorsStainless Steel ClampsShield Support PostsBillet Air Fittings

MAC 03-04 Cobra 95mm Mass Air System(Complete w/MAF) MAC Silicone Connectors MAC Big Radius Velocity Stack Stainless Steel Clamps MAC's "Big Mouth" Filter Billet 95mm MAF Shield Support Posts Polished Stainless Steel Heat & Turbulence Shield Unique Design Allows for Fast Install & Easy Filter Maintenance..Receives Air From Fenderwell. **Recalibration will Enhance Performance and is Recommended

MAC 03-04 Cobra Cold Air Induction System (Fenderwell to MAF) Direct Fit MAF to Fenderwell Complete with Necessary Hardware Reusable MAC High Flow Air Filter 3.5" Intake Tube Each MAC Cold-Air System is designed for fit and performance on each individual application. Plus, good looks! Each kit is designed to allow the maximum flow of air to the intake with no choked down air boxes or kinked tubing. Each kit utilizes a K&N style re-washable air filter and bolts to stock mounts where possible for a clean and easy install. After installation, MAC's Racer's Choice Cold-Air Systems just hang out and make...

MAC 03-04 Cobra Straight Shot Cold Air Kit (Mass Air Not Included) Polished Stainless Steel Heat and Turbulence Shield 3.5" Air Tube MAC Velocity Stack MAC Big Mouth Filter Billet Aluminum Air Fittings MAC Silicone Connectors Stainless Steel Clamps Each MAC Cold-Air System is designed for fit and performance on each individual application. Plus, good looks! Each kit is designed to allow the maximum flow of air to the intake with no choked down air boxes or kinked tubing. Each kit utilizes a K&N style re-washable air filter and bolts to stock mounts where possible for a clean and easy install. After...

New from Mac for your 2005-07 Mustang GT Big Mouth Dual Cone FilterSpecial 6" High Flow Velocity StackMirror Finished Stainless SteelHeat and Turbulence ShieldImpressive Gains in HP and Torque