Tomei Expreme Unequal Length Exhaust Manifold for 2015-2021 WRX (TB6010-SB04A) Swift They are CNC machined from

They are CNC machined from solid 6061 aluminum

CSt 227 Viscosity Index 146 Pour Point

The Rear Shifter Bushing is a direct replacement for the soft rubber bushing found at the back of the shifter assembly

• HANS / HNR M6 Threaded Inserts In Shell

(30) Parallel Ground Washers

Tomei Expreme Unequal Length Exhaust Manifold for 2015-2021 WRX (TB6010-SB04A) Swift They are CNC machined fromTomei Expreme exhaust manifold with unequal length headers fits the VA FA20 2015 2021 Subaru WRX for that infamous boxer sound. Every flaw of the OEM header has been addressed and improvised during the development of the Tomei header, resulting in power gains you can feel throughout the powerband of the car. The OEM headers restrict air flow resulting in loss of power and efficiency. Tomei headers do not restrict air flow resulting in an increase in