SPL Rear Traction Arms for 15-21 WRX/STi (RTR GK) Matrix Concepts • Gains +8 dB over

• Gains +8 dB over stock

Genuine OEM Mitsubishi factory replacement thermostat housing for the Evo 8

it will fit a 7-bolt block but there is a small unnecessary portion of casting on the front of the 7-bolt block that will need to be sanded down slightly

H Cover Ported (4

improve handling and will lower your IS about one inch in the front and rear

SPL Rear Traction Arms for 15-21 WRX/STi (RTR GK) Matrix Concepts • Gains +8 dB overSPL adjustable rear traction arms for 2015 2021 WRX STI increase stability and response by eliminating bushing deflection under hard acceleration and braking and help to reduce wheel hop on hard launches. Vehicle Fitment: 2015 2021 Subaru WRX 2015 2021 Subaru STi Installation Instructions: SPL PDF Install Quick Specs: Made in the USA Lightweight, Anodized, Billet 6061 T6 Aluminum Arm Electroless Nickel plated 4130 Chromoly Double Adjuster For Quick