{"product_id":"ppe-bar-and-plate-transmission-cooler-124066000-2020-2026-6-6l-duramax-l5p","title":"PPE BAR AND PLATE TRANSMISSION COOLER 124066000 | 2020-2026 6.6L DURAMAX L5P","description":"\u003cp\u003eImprove transmission cooling and help maintain lower operating temperatures in your 2020–2026 GM 6.6L Duramax L5P with the PPE 124066000 Bar \u0026amp; Plate Transmission Fluid Cooler. Designed as a direct-fit replacement for the factory cooler, this upgraded unit features a larger effective cooling area and a wider core to provide significantly improved heat dissipation.\u003c\/p\u003e\n\u003cp\u003eEngineered to remove substantially more heat from the transmission fluid than the factory cooler, this bar-and-plate design helps support transmission performance and reliability in towing, hauling, and demanding driving conditions. Testing has shown transmission temperature reductions of up to 40°F when compared to the stock cooler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides increased transmission cooling capacity\u003c\/li\u003e\n\u003cli\u003eHelps reduce transmission fluid temperatures\u003c\/li\u003e\n\u003cli\u003eSupports transmission performance under heavy loads\u003c\/li\u003e\n\u003cli\u003eDirect-fit installation with no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-efficiency bar-and-plate transmission cooler design\u003c\/li\u003e\n\u003cli\u003eUp to 200% greater heat dissipation compared to the factory cooler\u003c\/li\u003e\n\u003cli\u003eObserved temperature reductions of up to 40°F\u003c\/li\u003e\n\u003cli\u003eHigh-quality aluminum construction\u003c\/li\u003e\n\u003cli\u003eOptimized fin structure for maximum cooling efficiency\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain proper transmission line pressure\u003c\/li\u003e\n\u003cli\u003eReuses factory mounting hardware\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2020–2026 GM Silverado\/Sierra 2500HD \u0026amp; 3500HD 6.6L Duramax L5P with Allison Transmission\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":52296256946459,"sku":"124066000","price":350.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-06-04at2.42.53PM.png?v=1780605822","url":"https:\/\/wwmperformance.com\/products\/ppe-bar-and-plate-transmission-cooler-124066000-2020-2026-6-6l-duramax-l5p","provider":"WWM Performance","version":"1.0","type":"link"}