Diagnostic Plug Cover With Crystal For 2006+ Peterbilt

This Diagnostic Plug Cover With Crystal For 2006+ Peterbilt offers a perfect fit for 2006+ Peterbilt 379, 389, 388, 387, 386, 384 and various other models. Crafted from chrome plastic with a triple-plated finish and beautiful European crystal, it gives your truck a high-quality, eye-catching upgrade while protecting the diagnostic plug. Available with blue crystal, red crystal, green crystal, and clear crystal.