Diamond Eye Performance 4"/3.5" Cat-Back System
Fits 2011-2014 3.5L EcoBoost
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gain
4-18 hp / 5-18 tq
est. from comparable claims
price
price TBD
install
2/5 difficulty · n/a
also at Stage 3 Motorsportsalso at Snake River Performancealso at KT Performancealso at More Power Tuning
Diamond Eye's 4-inch/3.5-inch cat-back system for 2011-2014 trucks.
why this one — The listing states this isn't CARB-legal - if you're in California or another CARB state, run this by an attorney or check your local emissions rules before buying.
heads up
Listing states not CARB-legal.
pairs well with
Gain shown is a no published number, not a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See our affiliate disclosure.