Heat build up is reduced which keeps the intake charge cool. The Apollo (RC-5052AR) is ideal for normally aspired engines up to 250BHP and turbo engines up to 350BHP. It comes with a standard 70mm base flange with a range of optional stepped adapters available to allow fitment to other intake sizes.

Part RC-5052AR Product Specifications
Product Style: Unique Universal Air Filter
Filter Material: Cotton Gauze
Flange Inside Diameter: 2.75 in (70 mm)
Flanges: None
Height: 4.875 in (124 mm)
Clamp Style: No Clamps Required
Replacement Filter: RC-5052
Weight: 3 lb (1.3 kg)