Boost your C6 ZR1's performance with XtremeCFM's "C6 ZR1 Carbon Tube Upgrade Program." Exclusively for C6 ZR1 intake kit owners, this unique trade-in offer lets you swap your old metal intake tube for a state-of-the-art, 100% carbon fiber tube, equipped with an aluminum vacuum nipple. Lighter and more efficient, the carbon fiber tube significantly enhances engine response and aesthetics. Simply turn in your existing metal tube to access this advanced, lightweight upgrade, perfect for maximizing your C6 ZR1's capabilities.