Why Wait For The Black Series When You Can Have O.CT’s 641 HP Mercedes-AMG GT R?

Simply by reprogramming the ECU, the tuner has significantly increased output and, at the same time, reduced consumption.

Ford Mustang Bullitt Ventures Into Supercar Realm With O.CT’s Help

Supercharging the Mustang Bullitt means it’s now more powerful than a Lamborghini Huracan Evo.

Think The Grand Cherokee Trackhawk Needs More Oomph? How About 807 HP For Starters?

O.CT Tuning is also prepping an 853 HP Stage 2 upgrade that will be even wilder.

Previous-Gen Porsche 911 Gets An O.CT Tuning For Up To 513 HP

The upgrades are aimed at the 991.2 generation of the Carrera, S and GTS.

2019 Ram 1500 Gets A Compressor Boost From O.CT Tuning

A power upgrade to 473 HP and 660 Nm hasn’t compromised any of this Ram’s features.

O.CT’s Porsche 911 Turbo S Has 660 HP, Hits 62 Mph In 2.59 Seconds

The tuner’s mechanical upgrades are available for the lesser, non-S 911 Turbo as well.

Porsche Macan Turbo Tuned By O.CT Wants A 911 Badge

O.CT’s Porsche Macan Turbo Performance has up to 520hp available on tap.

VW Golf GTI Clubsport S By O.CT Tuning Is All About Power

Volkswagen’s track-optimized Golf GTI, the Clubsport S, is a true driver’s car,…

O.CT Tuning’s Supercharged Lamborghini Huracan Pumps Out 794HP

Have you ever imagined a Lamborghini Huracan more powerful than the new…

O.CT Tuning Boosts 911 Turbo S Power Output To 669 PS [w/Video]

While the stock Porsche 911 Turbo S is truly a formidable car,…

A GT2 RS-Beating Tune for Porsche 911 GT2 Owners

In the very rare case you own and aren’t satisfied with the…

O.CT Tuning Goes OCD with 671HP-Strong Audi RS6 Avant

As if the stock Audi RS6 Avant wasn’t crazy enough to make…