9ff is a German car tuning company based in Dortmund. It was founded by Jan Fatthauer in 2001. It specializes in converting stock Porsches into street legal racing vehicles, either as fully tuned cars, [1][2][citation needed] or by selling individual parts or kits. [3] .

This is the official online store of 9FF. Find tuning parts, performance upgrades, t-shirts, floor mats, stickers and much more.

Our Amax model variant impressed experts with its unique acceleration. It catapults the ambitious driver from zero to 300 km/h in significantly less than 13 seconds. The ultimate, sporty driving experience is the top priority for this special vehicle and …

The 9ff GT9 is a sports car based loosely on the Porsche 911, [2] built by German tuning company 9ff, founded by Jan Fatthauer. Based on the Porsche 911 (997) GT3 ; the cars are extensively rebuilt and fitted with a heavily modified 3.6-4.0 litre flat 6 engine that produces 738 to 1,120 bhp (550 to 835 kW; 748 to 1,136 PS), depending on the ...

With passion and genuine German engineering, 9FF handcrafts super sports cars that are second to none. Performance in every respect. Visually and, above all, technically. Flawless top class. That's why a 9FF and its driver never have to hide. From nothing and no one. Discover our 9FF Supercars below.

9FF公司研制的双涡轮跑车时速可达344公里每小时，此车称为世界跑的最快的可选性燃料跑车。 9FF是一家保时捷改装公司的名字。

原厂GT3 RS的3.6升、305kW六缸引擎能输出405hp，已称得上十分强劲，但经9ff改造的这台扩缸至4升、双涡轮增压、736kW的发动机，输出的马力可是令人咋舌的987hp，经过进一步的调校，stage 3的马力输出已可达恐怖的1120hp，不过9ff并不建议车主们这么做，因为除ABS外，GT ...

2023年2月23日 · All 9ff Models & Specs. GT9. Compare performance and technical specifications.

9ff is a German automotive tuning company located in Dortmund. Established by Jan Fatthauer in 2001, it specializes in transforming standard Porsches into high-performance racing cars that are road-legal. This transformation can involve fully tuning the vehicles or …

I could have used drive-line efficiency since a bike has less parasitic loss in the drive-line compared to a car (going back to golf3diesel\'s example of 200hp car vs 200hp bike). The bike puts more power to the wheel.