Blox Racing 4.0inch Composite Velocity Stack (BXIM-00307) 2521 Our media was lab tested

Our media was lab tested by an outside lab to ensure accuracy and filtration performance

AWE SwitchPath tech also responds perfectly to the many transmission settings and shift points in automatic vehicles

Up to 50% lighter than original OEM trunk lid

Here’s how that loss of drive hurts you:

Blox Racing 4.0inch Composite Velocity Stack (BXIM-00307) 2521 Our media was lab testedBLOX Racing velocity stacks incorporate race proven intake technology into a product designed for daily driven vehicles. andnbsp; Velocity stacks are designed to optimize and maximize air flow rates entering the induction system. BLOX Racing velocity stacks are ideal for naturally aspirated and turbocharged applications. andnbsp; Match either with a high performance BLOX Racing air filter. BLOX Racing composite velocity stacks are injection molded