Cart Continue shopping “On 3 Performance (1999-2013) 1500 / 2500 Silverado & Sierra Driver-Side Tubular Header Upgrade” has been added to your cart. Product Price Quantity Subtotal × On 3 Performance (1999-2013) 1500 / 2500 Silverado & Sierra Driver-Side Tubular Header Upgrade $175.00 On 3 Performance (1999-2013) 1500 / 2500 Silverado & Sierra Driver-Side Tubular Header Upgrade quantity $175.00 Update cart Cart totals Subtotal $175.00 Shipping Shipping costs are calculated during checkout. Tax $0.00 Total $175.00 Proceed to checkout