![]() ![]() This allowed for four Nitto NT05 tires sized 265/35R18 to glue the car to the ground. In order to take full advantage of the higher power figures, a set of 18×9.5-inch +38 offset Gram Lights 57CR wheels added an extra inch of width over the factory wheels. ![]() This proved an increase of approximately 66whp and nearly 100 lb-ft of torque. ![]() The combination of the Cobb Tuning 3-inch downpipe, DeatschWerks 1,500cc injectors, DW300C fuel pump, and Delicious Tuning Flex Fuel Kit running E85 made 349.68whp at 5,150 RPM and 397.29 lb-ft of torque at 3,800 RPM under 21psi of boost. In Part 2 of this Test and Tune series, found in DSPORT Issue #182, the STI took to a balance of both power and handling upgrades to make it more track-worthy and more engaging on the street. Text by Cameron Parsons // Photos by Joe Singleton With potential remaining for more power on this daily driver, Al set out to push this STI even harder and even closer to the EJ257’s full potential with factory internals. Our previous Test and Tune with the D’Garage 2017 STI brought the car up to 349whp and 397 lb-ft of torque with fuel and exhaust upgrades, but car owner Al Rhee didn’t want to stop there. Skim through the Subaru forums and you’ll find the question on so many STI owners’ minds, “how much horsepower can my EJ257 handle?” The answer is different for everyone, but the general consensus is that the 400-450whp range is when you might want to clear out the garage and get ready to pull a motor. T here are two questions you should ask yourself before starting any build: how much horsepower do you want, and how long do you want it to last? Although Subaru’s famous EJ-powered WRX STI models exploded into popularity out of rally racing and other motorsports, the flat-four power plant is infamous for self-destructing when squeezed for more power. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |