Flowmaster 40 Series Chambered Muffler - 2-1/4 in Offset Inlet - 2-1/4 in Center Outlet - 13 x 9-3/4 x 4 in Oval Body - 19 in Long - Black Paint - Universal 8042441 747007 These Pro Magnum hydraulic lifters

These Pro Magnum hydraulic lifters are designed to perform at high RPM without any harmful pumping up

The result is an aggressive sound that is unique to Roush

This is done simply by removing the arm

This wheel has a deeper drop center for easier tire mounting and dismounting and still has the greatest brake caliper clearance and brake cooling capabilities available

Flowmaster 40 Series Chambered Muffler - 2-1/4 in Offset Inlet - 2-1/4 in Center Outlet - 13 x 9-3/4 x 4 in Oval Body - 19 in Long - Black Paint - Universal 8042441 747007 These Pro Magnum hydraulic liftersThe Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability. Features: 409S Stainless Steel 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Notable Interior Resonance Excellent Street Strip And Off Road Application No Internal Packing To