Cart Continue shopping “On 3 Performance 2014+ 1500 Silverado & Sierra Driver-Side Tubular Header Upgrade” has been added to your cart. Product Price Quantity Subtotal × On 3 Performance Electronic Tranmission Temperature Gauge $69.00 On 3 Performance Electronic Tranmission Temperature Gauge quantity $69.00 × On 3 Performance 2014+ 1500 Silverado & Sierra Driver-Side Tubular Header Upgrade $189.00 On 3 Performance 2014+ 1500 Silverado & Sierra Driver-Side Tubular Header Upgrade quantity $189.00 Update cart Cart totals Subtotal $258.00 Shipping Shipping costs are calculated during checkout. Tax $0.00 Total $258.00 Proceed to checkout