{"product_id":"ppe-high-flow-exhaust-manifolds-with-up-pipes-116111800-116111810-116111820-2007-5-2010-6-6l-duramax-lmm","title":"PPE HIGH-FLOW EXHAUST MANIFOLDS WITH UP-PIPES 116111800\/116111810\/116111820 | 2007.5-2010 6.6L Duramax LMM","description":"\u003cp\u003eImprove exhaust flow and turbocharger efficiency in your 2007.5–2010 GM 6.6L Duramax LMM with the PPE 116111800\/116111810\/116111820 High-Flow Exhaust Manifolds \u0026amp; Up-Pipes. Designed to provide up to 20% greater exhaust flow than the factory components, this system helps reduce exhaust restriction, lower backpressure, and support improved engine performance while maintaining emissions compliance.\u003c\/p\u003e\n\u003cp\u003eBuilt for long-term durability, the manifolds are manufactured from high-quality cast iron, while the up-pipes utilize heavy-duty stainless steel construction. The aircraft-grade bellows feature an internally sleeved design and increased inner diameter to maximize flow, improve reliability, and withstand the extreme temperatures associated with diesel performance applications.\u003c\/p\u003e\n\u003cp\u003eWhether your truck is used for towing, daily driving, or performance applications, this high-flow manifold and up-pipe system is engineered to deliver increased durability and improved exhaust flow characteristics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncreases exhaust flow by up to 20%\u003c\/li\u003e\n\u003cli\u003eSignificantly reduces exhaust backpressure\u003c\/li\u003e\n\u003cli\u003eHigh-strength cast iron manifold construction\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stainless steel up-pipes\u003c\/li\u003e\n\u003cli\u003eAircraft-grade internally sleeved bellows\u003c\/li\u003e\n\u003cli\u003eFree-flowing stainless steel inner liner bellows\u003c\/li\u003e\n\u003cli\u003eImproved exhaust flow and turbocharger efficiency\u003c\/li\u003e\n\u003cli\u003eDesigned for long service life and durability\u003c\/li\u003e\n\u003cli\u003e50-state emissions legal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEmissions Compliance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCARB Executive Order: D-701-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2007.5–2010 Chevrolet Silverado 2500HD\/3500HD 6.6L Duramax LMM\u003c\/li\u003e\n\u003cli\u003e2007.5–2010 GMC Sierra 2500HD\/3500HD 6.6L Duramax LMM\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Raw","offer_id":52391149502747,"sku":"116111800","price":1121.39,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":52391149535515,"sku":"116111820","price":1292.38,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":52391149568283,"sku":"116111835","price":1292.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-06-23at5.07.43PM.png?v=1782256148","url":"https:\/\/wwmperformance.com\/products\/ppe-high-flow-exhaust-manifolds-with-up-pipes-116111800-116111810-116111820-2007-5-2010-6-6l-duramax-lmm","provider":"WWM Performance","version":"1.0","type":"link"}