Add to Cart Borla Borla S-Type Cat-Back Exhaust with Polished Tips - 14139 (1987-1993 Mustang GT) MSRP: $1,333.99 $1,190.99 Manufactured from ultra smooth, mandrel-bent 2.25" into 2" stainless steel tubing, this Borla Cat-Back Exhaust features two patented straight-through S-Type mufflers with polished stock-style... Add to Cart Add to Wish List Add to My Wish List Create New Wish List