{"product_id":"granatelli-gm-ls3-lsa-lsx-108mm-billet-drive-by-wire-throttle-body-gmtbls108","title":"Granatelli GM LS3 \/ LSA \/ LSX 108mm Billet Drive-By-Wire Throttle Body – GMTBLS108","description":"\u003cdiv class=\"gms-product-description\"\u003e\n\n\u003cdiv style=\"margin-bottom:22px;\"\u003e\n\u003cp style=\"font-size:19px; line-height:1.6; font-weight:700; margin:0 0 14px 0;\"\u003eStep beyond the typical 103mm and 105mm throttle body when your LS build demands even more air. The Granatelli 108mm Drive-By-Wire throttle body combines massive airflow capacity, a powerful electronic motor and billet construction for naturally aspirated and boosted combinations pushing serious horsepower.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.65; margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eGranatelli GMTBLS108 108mm Drive-By-Wire Throttle Body\u003c\/strong\u003e is CNC-machined from high-grade \u003cstrong\u003e6061-T6 billet aluminum\u003c\/strong\u003e and engineered for high-performance GM \u003cstrong\u003eLS3, LSA and LSX\u003c\/strong\u003e applications. Its massive \u003cstrong\u003e108mm bore\u003c\/strong\u003e is designed to deliver approximately \u003cstrong\u003e40% more airflow at 7,000 RPM\u003c\/strong\u003e, helping reduce intake restriction and support stronger engine performance.\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eA high-performance electronic motor provides precise throttle control and is engineered to handle demanding forced-induction combinations producing up to \u003cstrong\u003e25 psi of boost\u003c\/strong\u003e. The complete assembly uses the OEM-style \u003cstrong\u003eGM 6-pin connector\u003c\/strong\u003e and includes the necessary adapter for compatible installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#111111; padding:20px; margin:22px 0; text-align:center;\"\u003e\n\u003ch3 style=\"color:#ffffff; margin:0 0 8px 0; font-size:24px;\"\u003e108MM OF SERIOUS LS AIRFLOW.\u003c\/h3\u003e\n\n\u003cp style=\"color:#ff3333; font-size:20px; font-weight:bold; margin:0 0 8px 0;\"\u003e~40% MORE AIRFLOW AT 7,000 RPM • UP TO 25 PSI\u003c\/p\u003e\n\n\u003cp style=\"color:#ffffff; line-height:1.65; margin:0;\"\u003eBuilt for combinations where airflow demand has moved far beyond stock, the Granatelli 108mm DBW throttle body helps feed high-output naturally aspirated, supercharged and turbocharged LS engines without sacrificing electronic throttle control.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#f4f4f4; border-left:5px solid #111111; padding:18px 20px; margin:22px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 12px 0;\"\u003eKey Features\u003c\/h3\u003e\n\n\u003cul style=\"margin:0; padding-left:22px; line-height:1.8;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive 108mm throttle bore\u003c\/strong\u003e for increased airflow capacity\u003c\/li\u003e\n\u003cli\u003eDelivers approximately \u003cstrong\u003e40% more airflow at 7,000 RPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for high-performance \u003cstrong\u003eGM LS3, LSA \u0026amp; LSX applications\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eElectronic Drive-By-Wire throttle control\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eUses the OEM-style \u003cstrong\u003eGM 6-pin DBW connector\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCNC-machined from high-grade \u003cstrong\u003e6061-T6 billet aluminum\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh-performance electronic motor for precise throttle control\u003c\/li\u003e\n\u003cli\u003eEngineered to safely control airflow under up to \u003cstrong\u003e25 psi of boost\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for naturally aspirated and forced-induction applications\u003c\/li\u003e\n\u003cli\u003eExcellent for TVS, Whipple and Roots-style supercharger combinations\u003c\/li\u003e\n\u003cli\u003eSuitable for high-output turbocharged LS builds\u003c\/li\u003e\n\u003cli\u003eCompatible with properly matched factory and aftermarket intake manifolds\u003c\/li\u003e\n\u003cli\u003eDirect-replacement design with \u003cstrong\u003eincluded adapter\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNo internal components need to be transferred from the original throttle body\u003c\/li\u003e\n\u003cli\u003eDesigned for smoother power delivery and cleaner throttle transitions throughout the RPM range\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#fff3cd; border:2px solid #e0a800; padding:16px 18px; margin:22px 0;\"\u003e\n\u003cp style=\"margin:0 0 10px 0; line-height:1.65;\"\u003e\u003cstrong\u003eTuning Notice:\u003c\/strong\u003e A \u003cstrong\u003etune may be required\u003c\/strong\u003e after installation for optimum idle quality, drivability, throttle response and driveline protection, particularly on heavily modified or forced-induction combinations.\u003c\/p\u003e\n\n\u003cp style=\"margin:0; line-height:1.65;\"\u003e\u003cstrong\u003eTrailblazer SS:\u003c\/strong\u003e Trailblazer SS applications require \u003cstrong\u003ecustom calibration\u003c\/strong\u003e. Contact Granatelli before ordering to confirm the proper setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;\"\u003e108mm Bore for Maximum Airflow\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eThe \u003cstrong\u003e108mm throttle opening\u003c\/strong\u003e is designed for high-output LS combinations that require substantially more airflow than a factory throttle body can provide. Granatelli rates the GMTBLS108 at approximately \u003cstrong\u003e40% greater airflow at 7,000 RPM\u003c\/strong\u003e, helping reduce restriction in properly matched high-flow intake systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;\"\u003eBuilt to Handle Up to 25 PSI\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eForced-induction systems place significant pressure against the throttle blade. The GMTBLS108 uses a \u003cstrong\u003ehigh-performance electronic motor\u003c\/strong\u003e engineered to maintain control under boosted conditions producing up to \u003cstrong\u003e25 psi\u003c\/strong\u003e, making it an excellent choice for serious supercharged and turbocharged LS combinations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;\"\u003eCNC-Machined 6061-T6 Billet Construction\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eThe throttle-body housing is CNC-machined from high-grade \u003cstrong\u003e6061-T6 billet aluminum\u003c\/strong\u003e for strength, dimensional accuracy and durability. The result is a premium performance component built to withstand the airflow and operating demands of high-horsepower street and race engines.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;\"\u003eComplete Plug-and-Play DBW Assembly\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eThe GMTBLS108 arrives as a complete electronic throttle-body assembly. There is \u003cstrong\u003eno need to transfer internal parts or electronics\u003c\/strong\u003e from your original unit. Compatible applications use the OEM-style \u003cstrong\u003eGM 6-pin connector\u003c\/strong\u003e, and the required adapter is included for a straightforward installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 10px 0;\"\u003eWorks with Factory \u0026amp; Aftermarket Intakes\u003c\/h3\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003eGranatelli designed the GMTBLS108 to work with compatible factory and aftermarket intake manifolds, giving builders flexibility when designing high-flow induction systems. It is an excellent match for properly configured \u003cstrong\u003eTVS, Whipple and Roots-style supercharger systems\u003c\/strong\u003e as well as naturally aspirated and turbocharged combinations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#111111; padding:18px 20px; margin:24px 0;\"\u003e\n\u003ch3 style=\"color:#ffffff; margin:0 0 12px 0;\"\u003eCompatible GM LS Applications\u003c\/h3\u003e\n\n\u003cp style=\"color:#ffffff; line-height:1.65; margin:0 0 14px 0;\"\u003eDesigned primarily for compatible high-performance GM LS applications using the appropriate \u003cstrong style=\"color:#ffffff;\"\u003eOEM-style 6-pin Drive-By-Wire throttle-control system\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:8px;\"\u003e\n\u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS3\u003c\/strong\u003e\u003c\/span\u003e\n\u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLSA\u003c\/strong\u003e\u003c\/span\u003e\n\u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLSX\u003c\/strong\u003e\u003c\/span\u003e\n\u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003e6.2L LS\u003c\/strong\u003e\u003c\/span\u003e\n\u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eBoosted LS\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 12px 0;\"\u003ePopular Performance Applications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background:#111111; color:#ffffff;\"\u003e\n\u003cth style=\"padding:11px; border:1px solid #cccccc; text-align:left;\"\u003eApplication\u003c\/th\u003e\n\u003cth style=\"padding:11px; border:1px solid #cccccc; text-align:left;\"\u003eTypical Use\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eLS3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eHigh-flow naturally aspirated, supercharged and turbocharged combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f6f6f6;\"\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eLSA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eHigh-output supercharged applications requiring increased inlet airflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eLSX\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eLarge-displacement and high-horsepower custom engine combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f6f6f6;\"\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eTVS \/ Whipple \/ Roots\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eCompatible supercharger systems requiring a high-flow electronic throttle body\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003eTurbo LS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eHigh-boost applications requiring increased throttle-body airflow capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#fff8e6; border:1px solid #e3c66c; padding:16px 18px; margin-top:22px;\"\u003e\n\u003cp style=\"margin:0 0 10px 0; line-height:1.65;\"\u003e\u003cstrong\u003eImportant Fitment Notice:\u003c\/strong\u003e GMTBLS108 is designed for compatible GM LS applications using an \u003cstrong\u003eOEM-style GM 6-pin Drive-By-Wire throttle system\u003c\/strong\u003e. Engine family alone does not guarantee physical fitment. Verify your electrical connector, intake-manifold bolt pattern, throttle opening, required adapter and available clearance before ordering.\u003c\/p\u003e\n\n\u003cp style=\"margin:0 0 10px 0; line-height:1.65;\"\u003e\u003cstrong\u003eTuning Notice:\u003c\/strong\u003e A tune may be required after installation to optimize idle quality, throttle response, drivability and engine performance.\u003c\/p\u003e\n\n\u003cp style=\"margin:0; line-height:1.65;\"\u003e\u003cstrong\u003eTrailblazer SS:\u003c\/strong\u003e Trailblazer SS applications require \u003cstrong\u003ecustom calibration\u003c\/strong\u003e. Contact Granatelli before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46021524619324,"sku":"GMTBLS108","price":773.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/GMTBLS108_6.png?v=1787024216","url":"https:\/\/rpm-racing.com\/products\/granatelli-gm-ls3-lsa-lsx-108mm-billet-drive-by-wire-throttle-body-gmtbls108","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}