Banks Power 01-03 GM 8.1 Mh - W20/22 (L-Exit) PowerPack System

SKU: gbe49558
Out of stock
Regular price $2,846.99

Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

Ultimate RV Power System. Everything needed for dramatic power gains. Pass, merge, and climb effortlessly. Adds up to +70 hpand +92 lb-ft (rear wheel), optimizes mileage and durability.
Banks PowerPack features a revolutionary new Ram-Air intake system that delivers greater airflow and air density for more power. A pair of stainless-steel, tuned-length TorqueTubes exhaust manifolds provide stunning torque output when you want it. Pass, merge and climb as you please: your PowerPacked coach won't break a sweat. Achieve best gains of +70 hp and +92 lb-ft torque at the rear wheels, with better fuel economy - and never require high octane.

Important: Some vehicle configurations require an extension kit for proper fit.

Note: Banks Ram-Air intake system available for W-Series only. P-series chassis with wheelbases over 190 inch require extension kit. W-series chassis do not require extension kit. Includes: Ram-Air Cold-Air Intake System, TorqueTube Exhaust Manifold System, Monster Exhaust System, Chrome Tailpipe, Heatshield, Banks Power Urocal, CARB Decal, Includes all necessary hardware.
PowerPack Bundle for 2001-2003 GM Class-A Motorhome 8.1L, W20/W22, Driver-side tailpipe exit
Fits W-series chassis Allison 5-speed trans EGR-equipped Driver or Passenger-side tailpipe Exit


  • Pass, merge, & climb effortlessly, +70hp/+92lb-ft

  • Pass merge and climb effortlessly

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: Compliant
Number Of Boxes: 3
Regular Stock: false