Shelby Cat-Back Exhausts
When Shawn laid out the Shelby Performance Exhaust system, it looked like an installation job for a professional shop. However, the procedure takes 20 minutes due to precision construction for an accurate fit. There's nothing to weld, and the pipes and mufflers fit tightly into the vacated stock location. This system yields 7 to 15 percent horsepower gains.
 Remove the two clamps at the...  Remove the two clamps at the back of the factory H-pipe. |  Remove the factory rear m...  Remove the factory rear mufflers. |  Shelby Performance Parts offers...  Shelby Performance Parts offers two different systems that bolt directly to the factory H-pipe. One has the traditional turbo-style mufflers. The owner of our GT500 chose the smaller Borla S-type mufflers. They come with 3-inch Borla stainless steel exhaust tips made from aircraft grade T-304 stainless steel. |
 Place the new mufflers into...  Place the new mufflers into position at the rear. |  Install the clamps on the...  Install the clamps on the new pipes and feed them over the top of the rear axle. Install the factory clamps over the muffler pipes. There's no cutting or welding required to mate the pipes. |  Complete the installation...  Complete the installation by installing the large clamps to secure the new Borla pipes to the factory H-pipe. |
 Billet Engine Cap Set Add...  Billet Engine Cap Set
Add style to your Shelby or Gen 5 Mustang engine bay (including the 4.6L, 5.4L, and V-6) with a Shelby billet engine cap set. There are two radiator caps, one oil cap, one washer fluid cap, one brake fluid cap, one power steering fluid cap (with retaining cable), and one oil dipstick handle. These caps feature the Shelby and snake logo. You can order caps without the Shelby logo, and you can also order individual caps. |  The radiator cap is actually...  The radiator cap is actually a cover for the factory cap. Squeeze the prescribed 3M adhesive into the bottom of the radiator cap cover and firmly press the radiator cover to the radiator cap. |  The power steering cap utilizes...  The power steering cap utilizes this retaining cable. |
 The factory oil cap fits inside...  The factory oil cap fits inside the Shelby oil cap cover. |  The hardest part of the dipstick...  The hardest part of the dipstick upgrade is removing the handle from the dipstick. Steady the dipstick handle in a vice and knock out the dowel pin. |  Attach the new Shelby dipstick...  Attach the new Shelby dipstick handle to the dipstick tube. Then tap in the dowel pin from the factory handle. |
 Remove the original map light...  Remove the original map light housing. |  The kit comes with two button...  The kit comes with two button accents to replace the stock black plastic buttons. |  Pull the paper off the back...  Pull the paper off the back of the trim piece to expose the adhesive and press the trim piece onto the map light housing. |
 Pop the housing back in place....  Pop the housing back in place. The satin finish matches other satin and billet interior trim accents. | | |
Shelby Map Light Insert
Another trick piece is the Shelby map light insert. It's made from stamped aluminum and has a brushed satin finish. You can purchase this trim piece with or without the Shelby logo.