The Sentra also ran 8.54, 8.56 and 8.60, which averages out to 8.55. With the proper notations made, Cozzene called around in search of parts. One of these calls was to Grimmer-Philips Performance Automotive in Fountain Valley, California. Impressed with the company's inventory and technical knowledge, Cozzene opted to go the one-stop shopping route. Grimmer-Philips also offers a Borla exhaust package.
Air flow is a key for getting more out of an engine via bolt-on components.
So with more air getting into the engine it only makes sense to expel the waste gasses as quickly as possible. Proper planning resulted in a combination of components that complemented one another and delivered the goods. Grimmer-Philips estimates these products are good for a 22 to 28 horsepower gain. You can tell that much just by listening to the Sentra, it has a throaty rumble associated with V-8 powerplants. After the 2.0-liter was up to operating temperature we took to the open highway.