{"product_id":"ppe-head-stud-kit-118034300-2001-2016-6-6l-duramax-lb7-lly-lbz-lmm-lml","title":"PPE HEAD STUD KIT 118034300 | 2001-2016 6.6L DURAMAX LB7\/LLY\/LBZ\/LMM\/LML","description":"\u003cp\u003eUpgrade the factory head bolts in your 2001–2016 GM 6.6L Duramax with the PPE 118034300 Head Stud Kit. Designed for high-performance, towing, and heavy-duty applications, these premium head studs provide the clamping force needed to handle elevated cylinder pressures and higher boost levels while helping maintain reliable head gasket sealing.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-strength 8740 chromoly steel, each stud is thread rolled to Mil-S-8879 specifications for increased durability and fatigue resistance. After machining, every stud is center-less ground for exceptional dimensional accuracy and consistency. The studs, nuts, and washers receive a durable black oxide coating to provide corrosion resistance and long-term reliability.\u003c\/p\u003e\n\u003cp\u003eWith a verified tensile strength exceeding 231,900 PSI, PPE head studs are engineered to outperform conventional aftermarket alternatives. The kit also includes hardened parallel-ground washers, precision nuts, and assembly lubricant to help ensure accurate torque values and consistent load distribution during installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured from premium 8740 chromoly steel\u003c\/li\u003e\n\u003cli\u003eVerified tensile strength exceeding 231,900 PSI\u003c\/li\u003e\n\u003cli\u003eThread rolled to Mil-S-8879 specifications\u003c\/li\u003e\n\u003cli\u003eCenter-less ground for superior accuracy and consistency\u003c\/li\u003e\n\u003cli\u003eBlack oxide coating for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eDesigned to handle higher boost and cylinder pressures\u003c\/li\u003e\n\u003cli\u003eImproves head gasket retention and sealing performance\u003c\/li\u003e\n\u003cli\u003eIdeal for stock, towing, and high-performance applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHead studs\u003c\/li\u003e\n\u003cli\u003ePrecision nuts\u003c\/li\u003e\n\u003cli\u003eHardened flat washers\u003c\/li\u003e\n\u003cli\u003eAssembly lubricant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2001–2004 GM 6.6L Duramax LB7\u003c\/li\u003e\n\u003cli\u003e2004.5–2005 GM 6.6L Duramax LLY\u003c\/li\u003e\n\u003cli\u003e2006–2007 GM 6.6L Duramax LBZ\u003c\/li\u003e\n\u003cli\u003e2007.5–2010 GM 6.6L Duramax LMM\u003c\/li\u003e\n\u003cli\u003e2011–2016 GM 6.6L Duramax LML\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":52394982342939,"sku":"118034300","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-06-24at11.14.57AM.png?v=1782326226","url":"https:\/\/wwmperformance.com\/products\/ppe-head-stud-kit-118034300-2001-2016-6-6l-duramax-lb7-lly-lbz-lmm-lml","provider":"WWM Performance","version":"1.0","type":"link"}