MBRP Installer Series 4in Cat-Back, Race Profile, Single Side Exit (Armor Lite)
Fits 2011-2014 3.5L EcoBoost

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gain
no published figure
price
$494.99
at AmericanTrucks
typical pricePrice tracked 6 times since Jul 26, 2026: low $494.99, high $494.99, currently $494.99.
low $494.99 · high $494.99 since Jul 26, 2026
install
2/5 difficulty · ~2 hrs
where to buy · 3 retailers tracked
A cat-back exhaust replaces the piping and muffler from the catalytic converter back with larger 4-inch aluminized tubing exiting out one side, for more flow than the 3-inch Street version.
why this one — A step up from MBRPs 3in Street option for 2011-2014 trucks, larger diameter piping for more aggressive flow and tone.
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