{"product_id":"ppe-3-stainless-steel-downpipe-117000700-2015-5-2016-duramax-6-6l-lml","title":"PPE 3\" STAINLESS STEEL DOWNPIPE 117000700 | 2015.5-2016 Duramax 6.6L LML","description":"\u003cp\u003eUpgrade the restrictive factory downpipe on your 2015.5–2016 6.6L Duramax LML with the PPE 3\" Stainless Steel Downpipe. The OEM pipe features a crushed oval design that limits exhaust flow, while this mandrel-bent 3\" round pipe improves airflow, durability, and overall performance.\u003c\/p\u003e\n\u003cp\u003eConstructed from high-quality 304 stainless steel and paired with a woven titanium heat sleeve, this downpipe is built to withstand extreme conditions while helping reduce engine bay temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEliminates restrictive factory downpipe design\u003c\/li\u003e\n\u003cli\u003eImproves exhaust flow and performance\u003c\/li\u003e\n\u003cli\u003eReduces under-hood temperatures\u003c\/li\u003e\n\u003cli\u003eLong-lasting corrosion-resistant construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3\" mandrel-bent tubing for smooth exhaust flow\u003c\/li\u003e\n\u003cli\u003e304 stainless steel construction\u003c\/li\u003e\n\u003cli\u003eIntegrated M20-1.5 and M14-1.5 sensor ports\u003c\/li\u003e\n\u003cli\u003eWoven titanium sleeve for heat management\u003c\/li\u003e\n\u003cli\u003eCARB EO# D-701-30 compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits 2015.5–2016 models with 3-bolt triangular flange\u003c\/li\u003e\n\u003cli\u003eEarly 2015 models with V-band clamp require a different downpipe\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":52148771094811,"sku":"117000700","price":161.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-05-01at12.04.16PM.png?v=1777658662","url":"https:\/\/wwmperformance.com\/products\/ppe-3-stainless-steel-downpipe-117000700-2015-5-2016-duramax-6-6l-lml","provider":"WWM Performance","version":"1.0","type":"link"}