829 Sheridan Drive :: Tonawanda, NY 14150

(716) 874-6900 Phone :: (716) 874-6966 Fax

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Outstanding! Manufactured by Heartthrob for SS Diesel, this product works exactly as stated. Easy to install in about a 1/2 hour by myself. Dyno sheets indicate exactly how the H1 will perform with this eaxhaust and it does just that. Great bang for the...
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From: Ron

i recently installed the mentioned modifications to my 1994 gmc c1500. it is my daily driver, but i was tired of getting beat by my buddies with gas trucks. after these mods, i am now not afraid to go out to the strip against the 5.3 and 6.0 or even the...
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From: Dustin M.