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GTThanks to new "Performance Improvement" heads, cams, and intake manifolds, the 1999-2004 Mustang GT saw a boost in power to 260 horsepower. Mustangs also now featured a returnless type fuel system utilizing a sensor to regulate pressure. As a result of these improvements, the new Mustang GT was capable of low 14 second 1/4 mile times. Performance got an even bigger boost in 2001 when Ford switched from their standard 19 lb/hr injectors to 21 lb/hr injectors bumping output another 10 horsepower.

Add redesigned taillights with sharper corners and youíve got a car thatís timeless. Thatís why Sinister Mustang has a wide range of Roush, Steeda, Flowmaster, Ford Racing and Cervini aftermarket performance and dress up kits for your 1999-2004 Mustang GT. Whether itís engine, exhaust, induction or suspension parts youíre looking for, weíve got you covered. Plus, you can shop with confidence because Sinister offers free, live technical support and our satisfaction guarantee.

Get Sinister performance parts today and get the most from your Mustang GT tomorrow.