{"product_id":"bmw-n55-forged-internals","title":"BMW N55 Forged Internals — 1,500HP Rated | Pistons, Rods, Rings | YPG Motorsport","description":"\u003cp\u003e\u003cbr\u003eBMW N55 Forged Internals — Rods \u0026amp; Pistons Kit\u003c\/p\u003e\n\u003cp\u003eThe BMW N55 3.0L inline-6 is one of the most tunable engines BMW has ever produced — found in the 335i, 435i, 535i, M2, M135i, and M235i. The stock cast internals handle 500–600whp reliably, but beyond that the rods and pistons become the limiting factor. Our N55 forged internals kit replaces the stock components with race-grade forged units capable of handling serious power builds on pump fuel, E30, or full E85.\u003c\/p\u003e\n\u003cp\u003eWhat's Included:\u003cbr\u003eForged connecting rods — 4340 aircraft-grade steel, H-beam or I-beam design\u003cbr\u003eForged pistons — CP or equivalent specification, 84mm bore (stock)\u003cbr\u003eARP rod bolts included — 220,000 PSI rated\u003cbr\u003eWrist pins — standard or heavy duty (HD recommended for 850HP+ builds)\u003cbr\u003eBalanced and matched set — within ±1.5g\u003cbr\u003eRing set included\u003c\/p\u003e\n\u003cp\u003ePower Capability:\u003cbr\u003eStandard configuration — 1,000HP capable\u003cbr\u003eWith HD wrist pins — up to 1,600HP capable\u003cbr\u003eSuitable for pump fuel, E30, E85, and methanol builds\u003c\/p\u003e\n\u003cp\u003eCompatible Vehicles:\u003cbr\u003eBMW 335i — E90\/E91\/E92\/E93 (2010–2013) · F30\/F31\/F34 (2011–2015)\u003cbr\u003eBMW 435i — F32\/F33\/F36 (2013–2016)\u003cbr\u003eBMW 535i — F10\/F11\/F07 (2009–2017)\u003cbr\u003eBMW 640i — F06\/F12\/F13 (2011–2018)\u003cbr\u003eBMW 740i — F01\/F02 (2012–2015)\u003cbr\u003eBMW M135i — F20\/F21 (2012–2016)\u003cbr\u003eBMW M235i — F22\/F23 (2013–2016)\u003cbr\u003eBMW M2 — F87 (2016–2018)\u003cbr\u003eBMW X3\/X4\/X5\/X6 xDrive35i — various years\u003cbr\u003eAll N55B30 variants — N55B30M0, N55B30O0, N55B30T0\u003c\/p\u003e\n\u003cp\u003eWhy Upgrade the N55 Internals?\u003cbr\u003eThe stock N55 uses cast connecting rods and pistons. While durable at moderate power levels, cast components crack under sustained high-boost operation. At 600–700whp+ the rods are the first failure point — typically bending or snapping under high-RPM boost spikes. Forged internals eliminate this risk entirely, giving you a foundation that can handle whatever turbo and fuelling combination you choose to run.\u003cbr\u003e\u003c\/p\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ypg850\"\u003eYPG850 — BMW M2 \/ M3 \/ M4 G8x Complete Package | 850HP+ — $27000.00\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/eventuri-bmw-m5-s63\"\u003eEventuri Carbon Intake System | BMW M5 M6 F10 F12 S63TU 2... — $2299.00\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/front-splitter-endplates-bmw-e92-m3\"\u003eFront Splitter Endplates - BMW E92 M3 — $199.95\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/front-splitter-kit-bmw-e92-m3\"\u003eFront Splitter Kit - BMW E92 M3 — $2599.95\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Shop\",\"item\":\"https:\/\/ypgmotorsport.com\/collections\/all\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"BMW N55 Forged Internals — 1,500HP Rated | Pistons, Rods, Rings\",\"item\":\"https:\/\/ypgmotorsport.com\/products\/bmw-n55-forged-internals\"}]}\u003c\/script\u003e\n\u003cdiv class=\"product-faq\" style=\"margin-top:24px;border-top:1px solid #e0e0e0;padding-top:20px;\"\u003e\n\u003ch3 style=\"font-size:18px;font-weight:bold;margin-bottom:16px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;padding:8px 0;\"\u003eHow much does the BMW N55 Forged Internals | Rods \u0026amp; Pistons cost?\u003c\/summary\u003e\u003cp style=\"padding:8px 0 8px 16px;color:#555;\"\u003eThe BMW N55 Forged Internals | Rods \u0026amp; Pistons is $4999.00 through YPG Motorsport with free worldwide shipping.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;padding:8px 0;\"\u003eAre these drop-in replacements?\u003c\/summary\u003e\u003cp style=\"padding:8px 0 8px 16px;color:#555;\"\u003eYes. Direct drop-in replacement for factory connecting rods and pistons. Designed for builds that exceed factory power levels.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:12px;\"\u003e\u003csummary style=\"font-weight:600;cursor:pointer;padding:8px 0;\"\u003eDo you ship forged internals worldwide?\u003c\/summary\u003e\u003cp style=\"padding:8px 0 8px 16px;color:#555;\"\u003eYes. Free worldwide shipping on all YPG Motorsport forged internals.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How much does the BMW N55 Forged Internals | Rods \u0026 Pistons cost?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The BMW N55 Forged Internals | Rods \u0026 Pistons is $4999.00 through YPG Motorsport with free worldwide shipping.\"}},{\"@type\":\"Question\",\"name\":\"Are these drop-in replacements?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Direct drop-in replacement for factory connecting rods and pistons. Designed for builds that exceed factory power levels.\"}},{\"@type\":\"Question\",\"name\":\"Do you ship forged internals worldwide?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Free worldwide shipping on all YPG Motorsport forged internals.\"}}]}\u003c\/script\u003e","brand":"YPG Motorsport","offers":[{"title":"Default Title","offer_id":53543170802011,"sku":null,"price":4999.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/8611\/3371\/files\/07-12-18-5649_204d33be-147e-444e-ad86-f4661f59cccc.png?v=1784376050","url":"https:\/\/reinhardtautohaus.com\/products\/bmw-n55-forged-internals","provider":"Reinhardt Autohaus","version":"1.0","type":"link"}