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Check out the v-dyno results from Doug Boswell's Focus ST tuned by Brian Tyson! She made a whopping 356whp/371wtq Mods: TB performance 3 in catless dp w/defouler Injen 3in car back exhaust Cpe exhale kit with hks bov Cpe hot...
Another RS in today at JST Performance! Phil brought his Focus RS to us from Warner Robins,GA to have a set of NGK 1 step colder plugs, a Green drop in filter, and a Cobb Accessport installed on his car....
Some pretty sweet results from Jose Chino's Stage 2 Focus ST. This car has just very basic modifications including a CP-E Intake, NGK 1 step colder spark plugs, JST Performance intercooler kit, a preloaded wastegate actuator and of course a...
Finished up our Mountune B4 package Stage 1 #focusrs dyno tune earlier today via #cobb #accessport...here are the results as promised...350 whp/411 wtq on our dyno!
We were able to put Jason Smith's 2016 Ford Focus RS on our dyno earlier this week! Here are the results! Modifications:-Custom dyno tune from Brian Tyson at JST Performance via Cobb Accessport-Mountune Intake, Charge pipes, Bypass Valve-Turbosmart 10 psi...
After power modifications, one of the more common (and as an added bonus, one of the cheapest) ways to make a track car faster is to pull as much of the extra weight out of the car as you can (and maybe...
As many of you well know by now, we have retired our first time attack Focus ST. This isn't because she performed poorly or against our expectations, but rather because we felt it was time to step the game up...
We picked up 52 whp and 58 wtq with our JSTuned Custom Stage 1 dyno tune on this amazing Focus RS! She feels like a completely different car with just a few modifications! Mods- Air Filter, Spark Plugs, AP and...
Something new in the shop this week at JST Performance. Joe Holcomb from Atlanta,GA made the drive down to our shop in his brand new 2016 Ford Focus RS to have a Cobb Accessport installed and a custom dyno tune...