Teste do GRAFENO em Dinamometro LINHA TSI Passat Jetta Golf Fusca UP

Here's a dynamometer test of the graphene additive on a 2010 Passat Variant 2.0 TSI. This practical test uses a product that promises to reduce internal engine friction, fill micro-grooves inside the engine, and create a friction-reducing layer on the car's internal parts. JB4Auto on social media:   / jb4auto     / jb4auto      / jb4auto