Carbon Fiber Airbox | SUV M177 | 4.0L V8 BiTurbo | Satin & Gloss Finish exhaust 000RPMwith peak gains of +336

000RPMwith peak gains of +336 HP and +358 LB-FT

The housings encase our bespoke filters which help to shape the airflow and maintain laminar conditions

ECU+ Upgrade | Up to 584 HP / 642 LB-FT | Gains: up to +100 HP & +102 LB-FT

Our intermediate ECU tune increases performance from 556 HP and 550 lb/ft torque to 638 HP and 695 lb/ft at the crank

Dyno measured by RENNtech (peak):               642 HP @ 6

Carbon Fiber Airbox | SUV M177 | 4.0L V8 BiTurbo | Satin & Gloss Finish exhaust 000RPMwith peak gains of +336Performance testing shows that the OEM air boxes on the M177 V8 Bi Turbo engine become a constraint when power output is increased through performance ECU software, exhaust, and turbo upgrades. RENNtech M177 Carbon Fiber Airboxes solve this problem through increased volume and airflow. Substantially larger than stock and a symmetrical design that delivers over 30% more filter area allows the engine to perform at the highest level in both stock and