buy two cheapo stake pocket hooks. Drill the box where the hooks screw into their base (lined up over the stake pokets that your box will cover). Voila. No drilling except for two small holes in the new box that will allow the shank of the hook to pass through.
08 Silverado 2500CC,4x4,EFI LIVE/40over lbz nozzles
FPRV shim /Transgo Jr. /Boulder H2 Forged Rims
3" downpipe /MBRP 4" turbo-back / EGR Block
Kryptonite Centerlink and Tie Rods/ Cognito Braces
Henderson's SuperSteer Idler Bracket/brace/weld-in
Semi-custom bumpers / MITUSA Lift pump!
Cognito swaybar end links / Energy Susp Bar Bushings
Merchant Automotive T-Case Brace /tailgate straps
Sound Deadener everywhere!
Nicktane Adapter/Home Made Trac Bars/EGR delete
Ultimate idler / Danville 68Stg2R / Dipper IV