{"product_id":"tgk-motorsport-high-pressure-fuel-pump-seal-rebuild-kit-4-2lea824-6-3l-ea398","title":"TGK Motorsport  High Pressure Fuel Pump Seal Rebuild Kit - 4.2L(EA824) \/  6.3L (EA398)","description":"\u003cdiv class=\"tgk\"\u003e\n\u003cdiv class=\"tgk-section\"\u003e\n\u003cdiv class=\"tgk-sh\"\u003e\n\u003cdiv class=\"tgk-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M7 2h2v2h6V2h2v2h1a2 2 0 012 2v1h-2v1h2v4h-2v1h2v1a2 2 0 01-2 2h-1v2h-6v2H9v-2H7v2H5v-2H4a2 2 0 01-2-2v-1h2v-1H2V9h2V8H2V7a2 2 0 012-2h1V3h2V2zm1 4a1 1 0 00-1 1v8a1 1 0 001 1h8a1 1 0 001-1V7a1 1 0 00-1-1H8zm2 2h4v6h-4V8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"tgk-sh-title\"\u003eOverview\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-p\"\u003eOver time, the factory high-pressure fuel pump (HPFP) seals in Audi 4.2L EA824 and 6.3L EA398 engines degrade, leading to fuel leaks, pressure loss, and performance inconsistencies. Additionally, upgrading to larger HPFP pistons—often used in high-performance applications—can cause the OEM seal to tear, resulting in fuel seepage and oil dilution inside the motor.\u003c\/div\u003e\n\u003cdiv class=\"tgk-p\"\u003eThe TGK Motorsport HPFP Seal Rebuild Kit is designed to fix factory leaks, replace torn seals from HPFP upgrades, and restore fuel system integrity. Whether you're performing preventative maintenance or modifying your engine for more power, this kit ensures optimal HPFP operation and long-term reliability.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-section\"\u003e\n\u003cdiv class=\"tgk-sh\"\u003e\n\u003cdiv class=\"tgk-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M3 3h18v2H3V3zm0 4h12v2H3V7zm0 4h18v2H3v-2zm0 4h12v2H3v-2zm0 4h18v2H3v-2z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"tgk-sh-title\"\u003eSpecifications\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable class=\"tgk-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Compatibility\u003c\/td\u003e\n\u003ctd\u003eAudi 4.2L EA824 \/ 6.3L EA398\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeal Material\u003c\/td\u003e\n\u003ctd\u003eMolybdenum Disulfide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eDirect Fit Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Contents\u003c\/td\u003e\n\u003ctd\u003e2x Base Seal Kits, 2x Cam Follower Guides\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-section\"\u003e\n\u003cdiv class=\"tgk-sh\"\u003e\n\u003cdiv class=\"tgk-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M13 2L3 14h9l-1 8 10-12h-9l1-8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"tgk-sh-title\"\u003eFeatures \u0026amp; Benefits\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feats\"\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003eFixes Common Factory HPFP Leaks\u003c\/b\u003eDirect replacement for failing OEM seals that cause fuel seepage and pressure drops.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003ePrevents HPFP Upgrade Seal Tearing\u003c\/b\u003eReinforced seals withstand increased pressure from larger piston kits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003eMolybdenum Disulfide Construction\u003c\/b\u003eEnhanced durability, superior friction resistance, and improved longevity under extreme conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003eRestores Fuel Pressure \u0026amp; Reliability\u003c\/b\u003ePrevents fuel seepage, pressure drops, and cold start issues for consistent performance.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003ePerformance \u0026amp; Maintenance Solution\u003c\/b\u003eIdeal for both daily-driven and high-horsepower builds with ethanol-tuned setups.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat\"\u003e\n\u003cdiv class=\"tgk-feat-chk\"\u003e✓\u003c\/div\u003e\n\u003cdiv class=\"tgk-feat-txt\"\u003e\n\u003cb\u003eDirect Fit Installation\u003c\/b\u003eNo modifications required, works seamlessly with your OEM HPFP system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-section\"\u003e\n\u003cdiv class=\"tgk-sh\"\u003e\n\u003cdiv class=\"tgk-ic\"\u003e\u003csvg viewbox=\"0 0 24 24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M22.7 19l-9.1-9.1c.9-2.3.4-5-1.5-6.9-2-2-5-2.4-7.4-1.3L9 6 6 9 1.6 4.7C.4 7.1.9 10.1 2.9 12.1c1.9 1.9 4.6 2.4 6.9 1.5l9.1 9.1c.4.4 1 .4 1.4 0l2.3-2.3c.5-.4.5-1.1.1-1.4z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"tgk-sh-title\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-item\"\u003e\n\u003cdiv class=\"tgk-faq-q\"\u003eWhat are the symptoms of HPFP seal failure?\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-a\"\u003eCommon symptoms include fuel smell inside the motor, cold starting issues, warm starting issues, and potential fuel leaks in the engine bay.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-item\"\u003e\n\u003cdiv class=\"tgk-faq-q\"\u003eWill this kit work with aftermarket HPFP piston upgrades?\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-a\"\u003eYes, the reinforced seals are specifically designed to withstand the increased pressure from larger aftermarket piston kits that often cause OEM seals to tear.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-item\"\u003e\n\u003cdiv class=\"tgk-faq-q\"\u003eWhat's included in the rebuild kit?\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-a\"\u003eThe kit includes 2x Base Seal Kits with bottom collars and integrated seals, plus 2x Cam Follower Guides for smooth camshaft interaction.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-item\"\u003e\n\u003cdiv class=\"tgk-faq-q\"\u003eIs this compatible with ethanol fuel setups?\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-a\"\u003eYes, the Molybdenum Disulfide seals are performance-proven and tested in real-world applications, including ethanol-tuned setups.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-item\"\u003e\n\u003cdiv class=\"tgk-faq-q\"\u003eDo I need modifications to install this kit?\u003c\/div\u003e\n\u003cdiv class=\"tgk-faq-a\"\u003eNo modifications are required. This is a direct fit replacement that works seamlessly with your OEM HPFP system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"TGK Motorsport","offers":[{"title":"Default Title","offer_id":47340217106581,"sku":"TGK-HPFP-06","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/6510\/8117\/files\/Main_ab178c66-5ed4-4a63-ab8a-21807b9c2a92.jpg?v=1778267800","url":"https:\/\/autobahnsupplyco.com\/products\/tgk-motorsport-high-pressure-fuel-pump-seal-rebuild-kit-4-2lea824-6-3l-ea398","provider":"Autobahn supply co","version":"1.0","type":"link"}