Perfco Performance Premium Wheel Spacers - Mercedes-Benz SL (R230) (2001-2012) Volkswagen > Arteon > (2020-) > R For those running higher boost

For those running higher boost pressures after software tuning this really is a must to ensure that you do not lose boost through the valve

The Forge Motorsport silicone hoses have an increase in diameter which allows for a greater air flow which in turn maximizes the volume of air being forced into the engine

Rear Subframe Front Mounting Bush

read AFR in Lambda

however this is a totally new power unit and we needed to spend an extensive amount of testing time to ensure we ended up with a product that gives genuine improvements over the standard air box

Perfco Performance Premium Wheel Spacers - Mercedes-Benz SL (R230) (2001-2012) Volkswagen > Arteon > (2020-) > R For those running higher boostImprove stance and wheel fitment of the Mercedes Benz SL with Perfco Performance Premium Wheel Spacers. All Perfco Performance Premium Wheel Spacers are hubcentric. Manufactured in Italy, each spacer is machined from billet aluminium and features a black anodised finish to ensure maximum quality. Perfco Performance Premium Wheel Spacer kits are sold per axle and include extended wheel bolts where required. Specification: PCD: 5x112 Centre Bore: 66. 5