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Avanti II Hard Lines

Looking for aftermarket parts to modify or upgrade your Avanti II with hard lines? At Tunersports.com we carry a huge selection of the top name brand performance hard line parts and accessories.

Hard Line Parts:

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Nitrous Express Hardline Kits

IN STOCK - DROPSHIPS 15768HLK1 Hardline Kit for LS1 and LS6 intake manifolds using the NX Plate system part # 20935-10 and Custom solenoid bracket, part # 15768... Nitrous Express Hardline Kit for LS1/LS6 Manifold 2001-2004 Avanti II Base $63.55 Details