TransGo Performance Transmission Service Kit - 48-MOD ⚠ Check if this part fits your vehicle Select your vehicle to confirm fitment before you buy. Select vehicle 4L80E Vacuum Modulator Kit Manufacturer: TransGo Performance $271.61 Qty: Add to cart Ship to Select country United States of America Afghanistan Åland Islands Albania Algeria American Samoa Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Australia Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia (Plurinational State of) Bonaire, Sint Eustatius and Saba Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Christmas Island Cocos (Keeling) Islands Colombia Comoros Congo Congo (Democratic Republic of the) Cook Islands Costa Rica Côte d'Ivoire Croatia Cuba Curaçao Cyprus Czechia Denmark Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Eswatini Ethiopia Falkland Islands (Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern Territories Gabon Gambia Georgia Germany Ghana Gibraltar Greece Greenland Grenada Guadeloupe Guam Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Holy See Honduras Hong Kong Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Isle of Man Israel Italy Jamaica Japan Jersey Jordan Kazakhstan Kenya Kiribati Korea (Democratic People's Republic of) Korea (Republic of) Kuwait Kyrgyzstan Lao People's Democratic Republic Latvia Lebanon Lesotho Liberia Libya Liechtenstein Lithuania Luxembourg Macao Madagascar Malawi Malaysia Maldives Mali Malta Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia (Federated States of) Moldova (Republic of) Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island North Macedonia Northern Mariana Islands Norway Oman Pakistan Palau Palestine, State of Panama Papua New Guinea Paraguay Peru Philippines Pitcairn Poland Portugal Puerto Rico Qatar Réunion Romania Russian Federation Rwanda Saint Barthélemy Saint Helena, Ascension and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin (French part) Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten (Dutch part) Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands South Sudan Spain Sri Lanka Sudan Suriname Svalbard and Jan Mayen Sweden Switzerland Syrian Arab Republic Taiwan, Province of China Tajikistan Tanzania, United Republic of Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom of Great Britain and Northern Ireland United States Minor Outlying Islands Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Vietnam Virgin Islands (British) Virgin Islands (U.S.) Wallis and Futuna Western Sahara Yemen Zambia Zimbabwe * Other * Shipping Method Name Estimated Delivery Price No shipping options Apply Custom wishlist OK Add to wishlist Add to compare list Email a friend Great for transplants! This Vacuum Modulator Kit provides tunable line pressure regulation with a vacuum modulator instead of the vehicle PCM controlling the EPC solenoid. The kit includes everything needed to add the internal modulator system with the oil pan off the transmission. From the outside of the transmission you will need to connect it to an intake manifold vacuum source, however hardware is not provided for this. In addition, it comes with an oil pan based resistor to pacify the control module for the missing EPC solenoid in applications where the computer will still manage the gear changes. The kit requires the OE reusable pan gasket GM part # 8677743 for adequate clearance. Products specifications Attribute name Attribute value Prop 65 Yes/No No Installation Transmission Removal Not Required Country of Origin US 🚗 Compatible with 562 vehicles are compatible with this product Year Make Model 2001 Chevrolet Silverado 2500 HD 2002 Chevrolet Silverado 2500 HD 2003 Chevrolet Silverado 2500 HD 2001 Chevrolet Silverado 3500 2002 Chevrolet Silverado 3500 2003 Chevrolet Silverado 3500 2002 GMC Sierra 2500 HD 2003 GMC Sierra 2500 HD 2001 GMC Sierra 2500 HD 2002 GMC Sierra 3500 2003 GMC Sierra 3500 2001 GMC Sierra 3500 2004 Chevrolet Silverado 2500 HD 2004 Chevrolet Silverado 3500 2004 GMC Sierra 2500 HD 2004 GMC Sierra 3500 2005 Chevrolet Silverado 2500 HD 2005 Chevrolet Silverado 3500 2005 GMC Sierra 2500 HD 2005 GMC Sierra 3500 2006 Chevrolet Express 2500 2006 Chevrolet Express 3500 2006 GMC Savana 2500 2006 GMC Savana 3500 2006 GMC Sierra 2500 HD 2006 GMC Sierra 3500 2006 Chevrolet Silverado 2500 HD 2006 Chevrolet Silverado 3500 2007 Chevrolet Express 2500 2007 Chevrolet Express 3500 2007 GMC Savana 2500 2007 GMC Savana 3500 2008 Chevrolet Express 2500 2008 Chevrolet Express 3500 2008 GMC Savana 3500 2008 GMC Savana 2500 2009 Chevrolet Express 2500 2009 Chevrolet Express 3500 2009 GMC Savana 3500 2009 GMC Savana 2500 2007 Chevrolet Silverado 2500 HD Classic 2007 Chevrolet Silverado 3500 Classic 2007 GMC Sierra 2500 HD Classic 2007 GMC Sierra 3500 Classic 1991 Chevrolet C1500 1992 Chevrolet C1500 1993 Chevrolet C1500 1994 Chevrolet C1500 1995 Chevrolet C1500 1994 Chevrolet C2500 1995 Chevrolet C2500 1991 Chevrolet C2500 1992 Chevrolet C2500 1993 Chevrolet C2500 1994 Chevrolet K1500 1995 Chevrolet K1500 1991 Chevrolet K1500 1992 Chevrolet K1500 1993 Chevrolet K1500 1994 Chevrolet K2500 1995 Chevrolet K2500 1991 Chevrolet K2500 1992 Chevrolet K2500 1993 Chevrolet K2500 1991 GMC C1500 1992 GMC C1500 1993 GMC C1500 1994 GMC C1500 1995 GMC C1500 1991 GMC C2500 1992 GMC C2500 1993 GMC C2500 1994 GMC C2500 1995 GMC C2500 1991 GMC K1500 1992 GMC K1500 1993 GMC K1500 1994 GMC K1500 1995 GMC K1500 1991 GMC K2500 1992 GMC K2500 1993 GMC K2500 1994 GMC K2500 1995 GMC K2500 1992 GMC C1500 Suburban 1993 GMC C1500 Suburban 1994 GMC C1500 Suburban 1995 GMC C1500 Suburban 1992 GMC C2500 Suburban 1993 GMC C2500 Suburban 1994 GMC C2500 Suburban 1995 GMC C2500 Suburban 1991 GMC C3500 1992 GMC C3500 1993 GMC C3500 1994 GMC C3500 1995 GMC C3500 1992 GMC K1500 Suburban 1993 GMC K1500 Suburban 1994 GMC K1500 Suburban 1995 GMC K1500 Suburban 1992 GMC K2500 Suburban 1993 GMC K2500 Suburban 1994 GMC K2500 Suburban 1995 GMC K2500 Suburban 1991 GMC K3500 1992 GMC K3500 1993 GMC K3500 1994 GMC K3500 1995 GMC K3500 1996 Chevrolet C1500 1997 Chevrolet C1500 1998 Chevrolet C1500 1996 Chevrolet C2500 1997 Chevrolet C2500 1999 Chevrolet C2500 1998 Chevrolet C2500 1994 Chevrolet C3500 1995 Chevrolet C3500 1996 Chevrolet C3500 1997 Chevrolet C3500 1999 Chevrolet C3500 1991 Chevrolet C3500 1992 Chevrolet C3500 1993 Chevrolet C3500 1998 Chevrolet C3500 1996 Chevrolet K1500 1997 Chevrolet K1500 1998 Chevrolet K1500 1996 Chevrolet K2500 1997 Chevrolet K2500 1999 Chevrolet K2500 1998 Chevrolet K2500 1994 Chevrolet K3500 1995 Chevrolet K3500 1996 Chevrolet K3500 1997 Chevrolet K3500 1999 Chevrolet K3500 1991 Chevrolet K3500 1992 Chevrolet K3500 1993 Chevrolet K3500 1998 Chevrolet K3500 1991 Chevrolet R3500 1999 Chevrolet Silverado 2500 1991 Chevrolet V3500 1998 GMC C1500 1997 GMC C1500 1996 GMC C1500 1999 GMC C2500 1996 GMC C2500 1997 GMC C2500 1998 GMC C2500 1998 GMC C3500 1999 GMC C3500 1996 GMC C3500 1997 GMC C3500 1996 GMC K1500 1997 GMC K1500 1998 GMC K1500 1998 GMC K2500 1999 GMC K2500 1996 GMC K2500 1997 GMC K2500 1998 GMC K3500 1999 GMC K3500 1996 GMC K3500 1997 GMC K3500 1991 GMC R3500 1999 GMC Sierra 2500 1991 GMC V3500 1999 Chevrolet C1500 1999 Chevrolet K1500 2002 Chevrolet Silverado 1500 2003 Chevrolet Silverado 1500 2000 Chevrolet Silverado 2500 2001 Chevrolet Silverado 2500 2002 Chevrolet Silverado 2500 2003 Chevrolet Silverado 2500 1999 GMC C1500 1999 GMC K1500 2004 Chevrolet Silverado 2500 2007 Chevrolet Silverado 1500 HD Classic 2002 Hummer H1 2003 Hummer H1 2004 Hummer H1 2002 GMC Sierra 1500 2003 GMC Sierra 1500 2001 GMC Sierra 1500 2004 GMC Sierra 1500 2005 GMC Sierra 1500 2003 Chevrolet Express 2500 2003 Chevrolet Express 3500 2003 GMC Savana 2500 2003 GMC Savana 3500 2004 Chevrolet Express 2500 2004 Chevrolet Express 3500 2004 GMC Savana 2500 2004 GMC Savana 3500 2005 Chevrolet Express 2500 2005 Chevrolet Express 3500 2005 GMC Savana 2500 2005 GMC Savana 3500 2009 Chevrolet Express 4500 2009 GMC Savana 4500 2001 Chevrolet Silverado 1500 HD 2002 Chevrolet Silverado 1500 HD 2003 Chevrolet Silverado 1500 HD 2001 GMC Sierra 1500 HD 2002 GMC Sierra 1500 HD 2003 GMC Sierra 1500 HD 2002 GMC Sierra 2500 2003 GMC Sierra 2500 2000 GMC Sierra 2500 2001 GMC Sierra 2500 2004 GMC Sierra 2500 2005 Chevrolet Silverado 1500 HD 2005 GMC Sierra 1500 HD 2006 GMC Sierra 1500 HD 2006 Chevrolet Silverado 1500 HD 1992 Chevrolet C1500 Suburban 1993 Chevrolet C1500 Suburban 1994 Chevrolet C1500 Suburban 1995 Chevrolet C1500 Suburban 1996 Chevrolet C1500 Suburban 1997 Chevrolet C1500 Suburban 1998 Chevrolet C1500 Suburban 1999 Chevrolet C1500 Suburban 1991 Chevrolet R1500 Suburban 1991 Chevrolet V1500 Suburban 1996 GMC C1500 Suburban 1997 GMC C1500 Suburban 1998 GMC C1500 Suburban 1999 GMC C1500 Suburban 1991 GMC R1500 Suburban 2000 Chevrolet C2500 1992 Chevrolet C2500 Suburban 1993 Chevrolet C2500 Suburban 1994 Chevrolet C2500 Suburban 1995 Chevrolet C2500 Suburban 1996 Chevrolet C2500 Suburban 1997 Chevrolet C2500 Suburban 1998 Chevrolet C2500 Suburban 1999 Chevrolet C2500 Suburban 2000 Chevrolet C3500 2000 Chevrolet K2500 1992 Chevrolet K2500 Suburban 1993 Chevrolet K2500 Suburban 1994 Chevrolet K2500 Suburban 1995 Chevrolet K2500 Suburban 1996 Chevrolet K2500 Suburban 1997 Chevrolet K2500 Suburban 1998 Chevrolet K2500 Suburban 1999 Chevrolet K2500 Suburban 2000 Chevrolet K3500 1991 Chevrolet R2500 Suburban 2000 Chevrolet Suburban 2500 2001 Chevrolet Suburban 2500 2002 Chevrolet Suburban 2500 2003 Chevrolet Suburban 2500 1991 Chevrolet V2500 Suburban 2000 GMC C2500 2000 GMC C3500 2000 GMC K2500 1996 GMC K2500 Suburban 1997 GMC K2500 Suburban 1998 GMC K2500 Suburban 1999 GMC K2500 Suburban 2000 GMC K3500 1998 GMC P3500 1999 GMC P3500 1991 GMC R2500 Suburban 1991 GMC V2500 Suburban 2000 GMC Yukon XL 2500 2001 GMC Yukon XL 2500 2002 GMC Yukon XL 2500 2003 GMC Yukon XL 2500 2004 Chevrolet Suburban 2500 2004 GMC Yukon XL 2500 2005 Chevrolet Suburban 2500 2005 GMC Yukon XL 2500 2006 GMC Yukon XL 2500 2006 Chevrolet Suburban 2500 2007 Chevrolet Suburban 2500 2007 GMC Yukon XL 2500 2007 GMC Sierra 1500 HD Classic 1992 Chevrolet K1500 Suburban 1993 Chevrolet K1500 Suburban 1994 Chevrolet K1500 Suburban 1995 Chevrolet K1500 Suburban 1996 Chevrolet K1500 Suburban 1997 Chevrolet K1500 Suburban 1998 Chevrolet K1500 Suburban 1999 Chevrolet K1500 Suburban 2001 Chevrolet Suburban 1500 2002 Chevrolet Suburban 1500 2003 Chevrolet Suburban 1500 1995 Chevrolet Tahoe 1996 Chevrolet Tahoe 1997 Chevrolet Tahoe 1998 Chevrolet Tahoe 1999 Chevrolet Tahoe 1992 GMC Yukon 1993 GMC Yukon 1994 GMC Yukon 1995 GMC Yukon 1996 GMC Yukon 1997 GMC Yukon 1998 GMC Yukon 2001 GMC Yukon 2001 GMC Yukon XL 1500 2002 GMC Yukon XL 1500 2003 GMC Yukon XL 1500 1999 GMC Yukon 1991 Chevrolet Blazer 1996 GMC K1500 Suburban 1997 GMC K1500 Suburban 1998 GMC K1500 Suburban 1999 GMC K1500 Suburban 1991 GMC V1500 Suburban 1994 Chevrolet Blazer 1996 GMC C2500 Suburban 1997 GMC C2500 Suburban 1998 GMC C2500 Suburban 1999 GMC C2500 Suburban 2002 Cadillac Escalade 2003 Cadillac Escalade 2003 Cadillac Escalade ESV 2003 Cadillac Escalade EXT 1991 Chevrolet C3500HD 1991 GMC C3500HD 1992 Chevrolet C3500HD 1992 GMC C3500HD 1993 Chevrolet C3500HD 1993 GMC C3500HD 1994 Chevrolet C3500HD 1994 GMC C3500HD 1995 Chevrolet C3500HD 1995 GMC C3500HD 1996 Chevrolet C3500HD 1996 GMC C3500HD 1997 Chevrolet C3500HD 1997 GMC C3500HD 1998 Chevrolet C3500HD 1998 GMC C3500HD 1999 Chevrolet C3500HD 1999 GMC C3500HD 2000 Chevrolet C3500HD 1991 GMC Jimmy 1999 Chevrolet Express 2500 2000 Chevrolet Express 2500 2001 Chevrolet Express 2500 2002 Chevrolet Express 2500 1999 Chevrolet Express 3500 2000 Chevrolet Express 3500 2001 Chevrolet Express 3500 2002 Chevrolet Express 3500 1996 Chevrolet Express 2500 1997 Chevrolet Express 2500 1998 Chevrolet Express 2500 1996 Chevrolet Express 3500 1997 Chevrolet Express 3500 1998 Chevrolet Express 3500 1996 GMC Savana 1500 1998 GMC Savana 2500 1996 GMC Savana 2500 1997 GMC Savana 2500 1998 GMC Savana 3500 1996 GMC Savana 3500 1997 GMC Savana 3500 1999 GMC Savana 2500 2000 GMC Savana 2500 2001 GMC Savana 2500 2002 GMC Savana 2500 1999 GMC Savana 3500 2000 GMC Savana 3500 2001 GMC Savana 3500 2002 GMC Savana 3500 1994 AM General Hummer 1995 AM General Hummer 1996 AM General Hummer 1997 AM General Hummer 1998 AM General Hummer 1999 AM General Hummer 2000 AM General Hummer 2001 AM General Hummer 1991 Chevrolet G30 1992 Chevrolet G30 1993 Chevrolet G30 1994 Chevrolet G30 1995 Chevrolet G30 1996 Chevrolet G30 2002 Cadillac Escalade EXT 1992 GMC G3500 1993 GMC G3500 1994 GMC G3500 1995 GMC G3500 1996 GMC G3500 1993 Bentley Continental 1994 Bentley Continental 1995 Bentley Continental 1996 Bentley Continental 1997 Bentley Continental 1998 Bentley Continental 1999 Bentley Continental 2000 Bentley Continental 2001 Bentley Continental 2002 Bentley Continental 2003 Bentley Continental 1991 Chevrolet P30 1992 Chevrolet P30 1993 Chevrolet P30 1994 Chevrolet P30 1995 Chevrolet P30 1996 Chevrolet P30 1997 Chevrolet P30 1998 Chevrolet P30 1999 Chevrolet P30 1991 GMC P3500 1992 GMC P3500 1993 GMC P3500 1994 GMC P3500 1995 GMC P3500 1996 GMC P3500 1997 GMC P3500 2000 Workhorse P30 2001 Workhorse P30 2002 Workhorse P30 2003 Workhorse P30 2004 Workhorse P30 2005 Workhorse P30 1994 Jaguar XJ12 1995 Jaguar XJ12 1996 Jaguar XJ12 1993 Jaguar XJS 1994 Jaguar XJS 1995 Jaguar XJS 1996 Jaguar XJS 2000 GMC C3500HD 2001 GMC C3500HD 2002 GMC C3500HD 1997 Aston Martin DB7 1998 Aston Martin DB7 2003 Bentley Arnage 2003 Bentley Azure 2004 Bentley Arnage 2005 Bentley Arnage 2006 Bentley Arnage 2006 Bentley Azure 2007 Bentley Arnage 2000 Bentley Arnage 2001 Bentley Arnage 2000 Rolls-Royce Corniche 2001 Rolls-Royce Corniche 2002 Rolls-Royce Corniche 2002 Rolls-Royce Park Ward 1994 Rolls-Royce Silver Spirit 1995 Rolls-Royce Silver Spirit 2002 Bentley Arnage 2001 Bentley Azure 2002 Bentley Azure 1996 Bentley Azure 1997 Bentley Azure 1998 Bentley Azure 1999 Bentley Azure 2000 Bentley Azure 1993 Bentley Brooklands 1994 Bentley Brooklands 1995 Bentley Brooklands 1996 Bentley Brooklands 1997 Bentley Brooklands 1998 Bentley Brooklands 1993 Bentley Turbo R 1994 Bentley Turbo R 1995 Bentley Turbo R 1996 Bentley Turbo R 1997 Bentley Turbo R 1998 Bentley Turbo R 2007 GMC W3500 Forward 2007 Chevrolet W3500 Tiltmaster 2007 GMC W4500 Forward 2007 Chevrolet W4500 Tiltmaster 2007 Isuzu NPR 2007 Isuzu NPR-HD 2013 Chevrolet Express Pasajeros 2014 Chevrolet Express Pasajeros 2015 Chevrolet Express Pasajeros 2004 GMC W3500 Forward 2005 GMC W3500 Forward 2006 GMC W3500 Forward 2004 Chevrolet W3500 Tiltmaster 2005 Chevrolet W3500 Tiltmaster 2006 Chevrolet W3500 Tiltmaster 2004 GMC W4500 Forward 2005 GMC W4500 Forward 2006 GMC W4500 Forward 2004 Chevrolet W4500 Tiltmaster 2005 Chevrolet W4500 Tiltmaster 2006 Chevrolet W4500 Tiltmaster 2004 Workhorse FasTrack FT1261 2005 Workhorse FasTrack FT1261 2003 Workhorse FasTrack FT1261 2002 Workhorse FasTrack FT1261 2001 Workhorse FasTrack FT1260 2004 Workhorse FasTrack FT1061 2002 Workhorse FasTrack FT1061 2003 Workhorse FasTrack FT1061 2005 Workhorse FasTrack FT1061 2004 Workhorse FasTrack FT1461 2005 Workhorse FasTrack FT1601 2001 Workhorse FasTrack FT1460 2002 Workhorse FasTrack FT1460 2003 Workhorse FasTrack FT1461 2002 Workhorse FasTrack FT1461 2002 Workhorse FasTrack FT1601 2003 Workhorse FasTrack FT1601 2001 Workhorse FasTrack FT1600 2004 Workhorse FasTrack FT1601 2005 Workhorse FasTrack FT1461 2001 Workhorse FasTrack FT1800 2002 Workhorse FasTrack FT1801 2003 Workhorse FasTrack FT1801 2004 Workhorse FasTrack FT1801 2005 Workhorse FasTrack FT1801 2002 Workhorse FasTrack FT1802 2003 Workhorse FasTrack FT1802 2005 Isuzu NPR 2006 Isuzu NPR 2005 Isuzu NPR-HD 2006 Isuzu NPR-HD 2001 Chevrolet C3500HD 2002 Chevrolet C3500HD 1993 Isuzu NPR 1994 Isuzu NPR 1995 Isuzu NPR 2012 Chevrolet Express Pasajeros 1993 Rolls-Royce Corniche IV 1994 Rolls-Royce Corniche IV 1995 Rolls-Royce Corniche IV 1995 Rolls-Royce Corniche S 1995 Rolls-Royce Flying Spur 1995 Rolls-Royce Silver Dawn 1996 Rolls-Royce Silver Dawn 1997 Rolls-Royce Silver Dawn 1993 Rolls-Royce Silver Spirit 1993 Rolls-Royce Silver Spur 1994 Rolls-Royce Silver Spur 1995 Rolls-Royce Silver Spur 1996 Rolls-Royce Silver Spur 1997 Rolls-Royce Silver Spur 1998 Rolls-Royce Silver Spur 1994 Rolls-Royce Touring Limousine 2010 Chevrolet Express Pasajeros 2011 Chevrolet Express Pasajeros 1992 Isuzu NPR 1996 Isuzu NPR 2000 Workhorse FasTrack FT1260 2000 Workhorse FasTrack FT1460 2000 Workhorse FasTrack FT1600 2000 Workhorse FasTrack FT1800 2009 Chevrolet Express Pasajeros 2002 Workhorse FasTrack FT931 2003 Workhorse FasTrack FT931