{"product_id":"b-m-shift-improver-kit-gm-th400-transmissions","title":"B\u0026M 20260 - Shift Improver Kit - GM TH400 Transmissions","description":"\u003cp\u003eThe B\u0026amp;M® Shift Improver kits™ feature two options to recalibrating your 1965-1987 GM TH400, TH375 and TH475 automatic transmissions. First is the HEAVY DUTY set-up, giving you firm positive shifts without loss of driver comfort for improved performance in all street vehicles. This is a great option for performance street driving or towing. The second is our STREET\/STRIP set-up. Be warned, this will deliver firm positive shifts you will feel, along with easily chirping the tires when shifting somewhat aggressively. This setting is recommend for high performance street\/strip use, or for competitive events when you want the hardest, quickest shifts possible from a shift improver kit.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePerfect for Towing or Street\/Strip Use\u003c\/li\u003e\n\u003cli\u003eEliminates Soft and Sluggish Shift\u003c\/li\u003e\n\u003cli\u003eRecalibrates Stock Transmissions\u003c\/li\u003e\n\u003cli\u003eOver 65 Years of B\u0026amp;M Quality\u003c\/li\u003e\n\u003cli\u003eEliminates Shift Overlap\u003c\/li\u003e\n\u003cli\u003eProvides Crisp Shifts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Item Grade:\u003c\/strong\u003e High Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e B\u0026amp;M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmission Code:\u003c\/strong\u003e 5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstructions Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManual Control:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epart type:\u003c\/strong\u003e Automatic Transmission Shift Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Automatic Transmission Valve Body Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSub Category:\u003c\/strong\u003e Service Kits\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"B\u0026M","offers":[{"title":"Default Title","offer_id":45512256061575,"sku":"BAM20260","price":128.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/20260.jpg?v=1788265144","url":"https:\/\/checkout.northernperformance.ca\/products\/b-m-shift-improver-kit-gm-th400-transmissions","provider":"Northern Performance","version":"1.0","type":"link"}