We offer a large variety of Grandrock triple chrome plated exhaust stacks available in 5",6",7",8" diameters and 36",48" and 60" in flattop, miter cut, aussie, and bull hauler stack styles. From light duty to heavy duty. If we do not have what you are looking for please contact us. We have a huge inventory of stacks, systems and accessories. Your stacks will usually ship within 24hrs UPS ground. If you find a price lower than us we will match and beat it by 10%