All the Steeda is is a stock tensioner with a brace welded to it. If you aren't running FI, you don't need an aftermarket tensioner. The best ones I've heard of are the Thump, and the Roush tensioner.
2007 GT500 - White, Blue stripes, 2010 clutch, JLT123, SLP Loudmouth, VMP tune, AFCO heat exchanger, CHE upper/lower control arms, QA1 adjustable rear shocks. #360 of all GT500 coupes. 13,000 miles.
RWHP - ?? ~500
2012 Jeep Wrangler Sport 6spd - Daily Driver