News

April 21, 2013

By PTF

NEW N54 HP WORLD RECORD: 725WHP 609WTQ – VTT VTX-R63 Twin Turbo Kit – BMW 335i

April 21, 2013By PTF

Sharing the final set of our tuning results from our custom tuning work with the Vargas Turbocharger Technologies in California. Here’s Tony Vargas’ (owner of VTT) online posting/review of our final results with the second to largest of the turbo options in the VTT kit, twin GTX2863R. To put these numbers into perspective, with approximately…Read more

April 17, 2013

By PTF

CUSTOM TUNING UPDATE: 693WHP 572WTQ – 98 Octane, with meth – 673 WHP 564 WTQ 98 Octane NO Meth – VTT VTX-R63 N54 Twin Turbo Kit – BMW 335i

April 17, 2013By PTF

Sharing the next set of our tuning results from our trip down to Vargas Turbocharger Technologies in California. Here’s Tony Vargas’ (owner of VTT) online posting/review of the tuning session and results. We’re happy with the outcome to say the least :) Plenty of fuel left to keep pushing on the power front. Next up…Read more

March 17, 2013

By PTF

VTT/PTF Stage 3 Tuning Update: 572WHP 537WTQ – ACN 91 Octane, no meth, no E85 – Early Dynos – BMW 335i

March 17, 2013By PTF

Sharing our early numbers on the Vargas Twin Turbo upgrade for the N54. This is a twin GTX2863R fully custom turbo kit at the moment getting tuned for the absolute lowest level of octane, California 91 (aka ACN or Arizona, California, Nevada 91 octane). Tony, the owner of Vargas Turbocharger Solutions, posted a review on…Read more

March 02, 2013

By PTF

Customer Review: BMW 335XI (N54) – Incredible gains with E50 – Intake and our custom tuning – Gains of 133awhp/168awtq from stock

March 02, 2013By PTF

Sharing another customer review. This time from an almost stock BMW 335XI running an E50 octane blend (50% ethanol 50% 93 octane gas). The only modification to the car is an AFE Dual Cone Intake and our custom tuning. Thank you @vwgrk for giving us the opportunity. =========== I recently went to a dyno to…Read more

February 21, 2013

By PTF

Customer Review: Aquamist HFS-4, Howerton 2.2gal tank, Dual Cone Intake and PTF Pro Tune – BMW 335i

February 21, 2013By PTF

We’re pleased to share another great review from Derek (@redlineryder), a recent tuning customer of ours. Thanks Derek for sharing your experience and best of luck with your N54 ;) ======== Derek’s review ======== Source: BimmerBoost.com My car before the install was 100% stock with a Cobb PTF 94 octane tune. I’m still under extended…Read more

February 09, 2013

By PTF

Effect of Soft Snow Tires on Dyno Measurement Results

February 09, 2013By PTF

We get this question quite often about the effect on dyno numbers with winter tires, namely: Does the soft compound, thick tread blocks, and high number of deep sipes used in a snow/ice tire affect how much torque/power a roller chassis dyno would measure? The answer is, Yes. Here’s a great writeup, courtesy of Airboy…Read more

February 09, 2013

By PTF

BMW Misfire Diagnosis and Repair – N54

February 09, 2013By PTF

This is a great blog post from Cobb Tuning and we thought we’d share it out here as well for those interested along with their video. ============= The N54 powered BMWs respond amazingly well to tuning, but the increased power has caused some owners to experience misfire issues. Trouble shooting and repairing a BMW can…Read more

February 04, 2013

By PTF

PTF N54 Pro Tune with 50/50 (Boost Juice) Meth – single 1.0mm nozzle, full boltons – delta of +153whp +171wtq over stock

February 04, 2013By PTF

Quick update from yesterday. AR Catted Dp’s Aquamist HFS-4 System w/ One 1mm nozzle 50/50 boost juice from snow performance K&N Intake (soon to be bms dci) ER Charge Pipe w/ Forge Diverter Valves ETS 5″ FMIC BMW Performance exhaust (with secondary cats in place) PTF ProTune Bone stock baseline showed 264whp/268wtq same day same dyno. Thought…Read more

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