Mishimoto Rockstar® Silicone Induction Hose - Subaru WRX STI Boomba Racing Test runs on the dyno

Test runs on the dyno resulted in a 24

It also adds a very nice visual impact to the front view of your Focus RS with stealth satin black finish

Available in your choice of polished aluminium

Does not block the air flow to the water cooling radiator like some other aftermarket designs This is because our cooler utilises a THINNER core than standard to aid the ambient air flow whilst increasing the internal flow capacity by 16%

All alloy construction to help with heat displacement compared to original plastic radiator

Mishimoto Rockstar® Silicone Induction Hose - Subaru WRX STI Boomba Racing Test runs on the dynoLimited edition collaborative design by Rockstar Energy, Rockstar Garage, and Mishimoto Direct fit for 20012007 Subaru WRX and 20042015 Subaru WRX STI Max temperature of 330F Made of high grade silicone and heat resistant embedded fibers Reinforced with wire to prevent collapse under pressure Increased flow due to larger internal diameter Efficiently reduces heat Increases pressure tolerance Mishimoto Lifetime Warranty Purchase Includes (1) Silicone