Heavy Duty Motor Mounts compatible for GMC Chevy LB7 LLY LBZ LMM Duramax Diesel 6.6L 01-10. Upgrade your vehicle with our heavy-duty motor mounts, perfect for GMC and Chevy models.Designed specifically for Duramax Diesel 6.6L engines, these mounts are built to last and perform under pressure. Designed for Duramax Diesel 6.6L engines. Heavy-duty construction for optimal performance. Perfect upgrade for GMC and Chevy models. 1 x Set of Heavy Duty Motor Mounts. Quality products at affordable prices. We are always happy to help, simply message us with any questions and we'll be able to assist within 24 hours.