Spoon Street Exhaust Backbox Silencer - Civic EG9 Walbro We changed the intake duct

We changed the intake duct to a forward-facing two-layer structure so that the intercooler can be cooled and the engine can be taken in from near the front grille

this product is based on the standard throttle body

HKS adjustable cam gears allow you to fine tune camshaft timing

The blade shape and the number of turbine wheels have also been enhanced and diameter modified from 47 to 52

Efficiently dissipates heat in the engine room

Spoon Street Exhaust Backbox Silencer - Civic EG9 Walbro We changed the intake ductThis is a street type with a refined sound quality that emphasizes torque characteristics. Of course, the flow rate and flow velocity are sufficient. It has the same standard flange as the genuine product, so it can be combined with a mass produced mid pipe.