{"product_id":"s-s-diesel-ram-cp3-notune-cp4-to-cp3-conversion-kit-with-pump","title":"S\u0026S Diesel Ram-CP3- NOTUNE CP4 to CP3 Conversion Kit (With Pump)","description":"\u003cp\u003eThe Bosch CP4.2 high-pressure pump found in the 2019–2024 Ram 6.7L Cummins has a well-documented reputation for premature failure — and when it goes, it takes the entire high-pressure fuel system with it via fine metal debris contamination. The \u003cstrong\u003eS\u0026amp;S Diesel Motorsport® No Tune CP3 Conversion Kit\u003c\/strong\u003e eliminates that risk by replacing the CP4.2 with a proven, bulletproof Bosch CP3NH pump that is internally modified for improved durability, high-speed performance, and tuning-free rail pressure control.\u003c\/p\u003e\u003cp\u003eThis CARB-compliant (EO #D-756-5) kit pairs the ultra-reliable CP3 with OE-grade components for a factory-quality installation that does not alter engine output — just peace of mind.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates the failure-prone Bosch CP4.2 high-pressure pump\u003c\/li\u003e\n\u003cli\u003eBrand-new Bosch CP3NH base pump — internally modified for durability \u0026amp; high-speed performance\u003c\/li\u003e\n\u003cli\u003eTuning-free rail pressure control — no tune required\u003c\/li\u003e\n\u003cli\u003eOE-grade components for a factory-quality install\u003c\/li\u003e\n\u003cli\u003eCARB-compliant — EO #D-756-5\u003c\/li\u003e\n\u003cli\u003eDoes not change engine output\u003c\/li\u003e\n\u003cli\u003eCompatible with S\u0026amp;S high-speed competition pumps (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompetition Pump Speed Limits\u003c\/h2\u003e\u003cp\u003eThe 6.7L Cummins front cover over-drives the pump at a 1.5:1 ratio. S\u0026amp;S offers high-speed optimized competition pumps to take full advantage:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm High Speed\u003c\/strong\u003e — 8,000 pump RPM | 5,333 engine RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12mm High Speed\u003c\/strong\u003e — 7,000 pump RPM | 4,667 engine RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14mm High Speed\u003c\/strong\u003e — 6,000 pump RPM | 4,000 engine RPM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2019–2024 Ram 2500\/3500 6.7L Cummins\u003c\/li\u003e\n\u003cli\u003eInstall kit available separately for those with existing CP3 pumps (best results with S\u0026amp;S high-speed pumps)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XDP","offers":[{"title":"Default Title","offer_id":55259431141668,"sku":"SNSRAM-CP3-NOTUNE","price":2700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/7202\/8708\/files\/RAM-CP3-NOTUNE.jpg?v=1782423728","url":"https:\/\/autodieselsystems.com\/products\/s-s-diesel-ram-cp3-notune-cp4-to-cp3-conversion-kit-with-pump","provider":"Auto Diesel Systems","version":"1.0","type":"link"}