Our drop in GTX style billet with extended tips wheels are a great upgrade for someone looking for a little quicker spool and a little more air flow. This is meant for Duramax motors of the LBZ & LLY family.

Features and Benefits:

• Faster Spool
• Lower EGTs
• Better top end performance
• Stronger Material

Details:

• Material: Billet

Fitment Notes:

• Make: Chevrolet, GMC
• Engine: 6.6 Liter Duramax
• Engine Code: LLY