Retrax 07-13 Chevy/GMC 1500 5.8ft Bed RetraxONE MX turn14-product-not-found-review Built in electronic exhaust brake

Built in electronic exhaust brake control delivers up to 70psi backpressure utilizing factory variable geometry turbocharger as an exhaust brake for added retarding force

X4s 04-14 F150 8'

nitrogen charged design with 10-stage velocity sensitive valving for great on/off-road performance

If equipped with manual transmission a shifter extension will be required

97188721 (2)

Retrax 07-13 Chevy/GMC 1500 5.8ft Bed RetraxONE MX turn14-product-not-found-review Built in electronic exhaust brakeManufacturer Part # : 60421 Market Description The RetraxONE MX is a premium manual retractable tonneau cover designed for dependable protection, smooth operation, and long term durability. Featuring a one piece aluminum reinforced polycarbonate construction, the MX eliminates hinges, joints, and other leak prone wear pointsproviding the unmatched performance that's trusted by over a million truck owners. Engineered to perform in demanding