Westin EXP Truck Cap Storage Box Driver for 19-25 Chevrolet Silverado/GMC Sierra 1500 5ft8in Bed Wheel and Tire Accessories>Spare Tire Carriers Where a catch can placed

Where a catch can placed on the crankcase vent system on the front of the engine will yield nearly no accumulation on stock or modified vehicles

Guaranteed to be a direct fit

Two steel step pads with a punched hex pattern offer a no-slip grip and can be mounted in multiple positions along the outer rub rail

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Westin EXP Truck Cap Storage Box Driver for 19-25 Chevrolet Silverado/GMC Sierra 1500 5ft8in Bed Wheel and Tire Accessories>Spare Tire Carriers Where a catch can placedThis unique truck cap accessory installs only on Westin EXP Truck Caps. This EXP Truck Cap Toolbox Shell can be used to carry many accessories. To add a shelf to the EXP Truck Cap Toolbox Shell, part number 16 10014 is offered and is sold separately. Installation Instructions