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Shifting gears becomes more crisp and precise
The colder air allows increased spark advance and more O2 to the engine
Adapter elbow provided
Stainless sensor screws
aFe MACH Force-Xp Cat-Back Exhaust System 2020+ Explorer ST oil pan baffle Shifting gears becomes more crispPerformance Gains: This system produced gains of up to +20 HP and +23 lbs. x Ft. TQ., as measured on our in house dyno. 2 1 2 IN 304 Stainless Steel Construction: This cat back exhaust system is constructed of 2 1 2 IN mandrel bent 304 stainless steel tubing for maximum strength and durability. High Flow Muffler: This system features a high flow muffler, producing a deep sound. Muffler finish may vary. Quad 4 IN Diameter Black Exhaust Tips: Finishing