 Brian drops the new downpipe...  Brian drops the new downpipe into the engine bay, twisting it as he lowers it. |  Some high-temp RTV is placed...  Some high-temp RTV is placed on the downpipe's flange, and Brian bolts the downpipe up to the exhaust housing with Allen bolts and one hex-head. |  Cotton installs one of the...  Cotton installs one of the Racegate's gaskets. |
 Next comes the other gask...  Next comes the other gasket. |  The Racegate is lowered down...  The Racegate is lowered down ... |  And bolted up. There are two...  And bolted up. There are two fittings that screw into the Racegate-one on the side at the boost port, one on the top at the vacuum port. Rubber hoses attach to these fittings; the side connection goes to a T, sensing boost (from the turbo) and leading to one side of the variable boost controller. The top connection goes directly to the controller. |
 The two lines are run through...  The two lines are run through the firewall and under the center console. They are connected to the controller via screw-in fittings. The controller will be mounted in the center, a good spot where I can easily reach it from the driver seat to adjust boost. |  Final installation of the...  Final installation of the new downpipe happens when Brian mates it up to the exhaust system. There isn't much room where the 3.5-inch pipe snakes down, but it does not hit anywhere-a testament to Cotton's fabrication work. |  A Cotton's Performance Deluxe...  A Cotton's Performance Deluxe Line Lock Kit (PN BR107, $109) will be going in next. |