TRUCKS
1996 Trucks Engine
1996 Chev S10/S15/Blazer -- GMC Jimmy 4.3 L
1996 Chev Astro Van--GMC Safari 4.3 L
1996 Chevy Express / GMC Savana 4.3, 5.0, 5.7, 6.5 TD,7.4 L
1996 Chevy Silverado / GMC Sierra 4.3, 5.0, 5.7, 6.5 TD, 7.4 L
1996 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 7.4 L
1996 Chevy Suburban / GMC Yukon & Denali 5.7, 6.5 TD, 7.4 L
1996 Chevy Tahoe 5.0, 5.7, 6.5 L TD
1996 Hummer H1 6.5 TD
 
1997 Trucks Engine
1997 Chev S10/S15/Blazer -- GMC Jimmy 4.3 L
1997 Chev Astro Van--GMC Safari 4.3 L
1997 Chevy Express / GMC Savana 4.3, 5.0, 5.7, 6.5 TD, 7.4 L
1997 Chevy Silverado / GMC Sierra 4.3, 5.0, 5.7, 6.5 TD, 7.4 L
1997 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 7.4 L
1997 Chevy Suburban / GMC Yukon & Denali 5.0, 5.7, 6.5 TD, 7.4 L
1997 Chevy Tahoe 5.0, 5.7, 6.5 L TD
1997 Hummer H1 6.5 TD
 
1998 Trucks Engine
1998 Cadillac Escalade 5.7 L
1998 Chev S10/S15/Blazer -- GMC Jimmy / Oldsmobile Bravada 4.3 L
1998 Chev Astro Van--GMC Safari 4.3 L
1998 Chevy Express / GMC Savana 4.3, 5.0, 5.7, 6.5 TD, 7.4 L
1998 Chevy Silverado / GMC Sierra 4.3, 5.0, 5.7, 6.5 TD, 7.4 L
1998 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 7.4 L
1998 Chevy Suburban / GMC Yukon & Denali 5.0, 5.7, 6.5 TD, 7.4 L
1998 Chevy Tahoe 5.0, 5.7, 6.5 L TD
1998 Hummer H1 6.5 TD
 
1999 Trucks Engine
1999 Cadillac Escalade 5.7 L
1999 Chev S10/S15/Blazer -- GMC Jimmy / Oldsmobile Bravada 4.3 L
1999 Chev Astro Van--GMC Safari 4.3 L
1999 Chevy Express / GMC Savana 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4 L
1999 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4 L
1999 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 7.4 L
1999 Chevy Suburban / GMC Yukon & Denali 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4 L
1999 Chevy Tahoe 4.8, 5.0, 5.3, 5.7, 6.5 L TD
1999 Hummer H1 6.5 TD
 
2000 Trucks Engine
2000 Cadillac Escalade 5.7, 6.0 L
2000 Chev S10/S15/Blazer -- GMC Jimmy / Oldsmobile Bravada 4.3 L
2000 Chev Astro Van--GMC Safari 4.3 L
2000 Chevy Express / GMC Savana 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD,7.4L
2000 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4 L
2000 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 7.4 L
2000 Chevy Suburban / GMC Yukon & Denali 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4 L
2000 Hummer H1 6.5 TD
 
2001 Turcks Engine
2001 Cadillac Escalade 6.0 L
2001 Chev S10/S15/Blazer -- GMC Jimmy / Oldsmobile Bravada 4.3 L
2001 Chev Astro Van--GMC Safari 4.3 L
2001 Chev Avalanche 5.3 L - 8.1 L
2001 Chevy Express / GMC Savana 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4, 8.1 L
2001 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 6.5 TD,
6.6L Duramax, 7.4, 8.1 L
2001 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 6.6 LB7
2001 Chevy Suburban / GMC Yukon & Denali 4.8,  5.3,  6.0, 6.5 TD,
8.1 L
2001 Chevy Tahoe 4.8,  5.3 L
2001 Hummer H1 6.5 TD
 
2002 Trucks Engine
2002 Cadillac Escalade 6.0 L
2002 Chev S10/S15/Blazer -- GMC Jimmy / Oldsmobile Bravada 4.3 L
2002 Chev Astro Van--GMC Safari 4.3 L
2002 Chev Avalanche 5.3 L - 8.1 L
2002 Chevy Express / GMC Savana 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4, 8.1 L
2002 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 6.6L
LB7 Duramax, 8.1 L
2002 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 6.6 LB7
2002 Chevy Suburban / GMC Yukon & Denali 4.8,  5.3,  6.0, 6.5 TD,
8.1L
2002 Chevy Tahoe 4.8,  5.3 L
2002 Hummer H1 6.5 TD
 
2003 Trucks Engine
2003 Cadillac Escalade 6.0 L
2003 Chev S10/S15/Blazer -- GMC Jimmy/S10/S15 4.3 L
2003 Chev Astro Van--GMC Safari 4.3 L
2003 Chev Avalanche 5.3 L - 8.1 L
2003 Chevy Express / GMC Savana 4.3, 4.8, 5.0, 5.3, 5.7, 6.0,
6.5 TD, 7.4, 8.1 L
2003 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 6.6 L
LB7 Duramax,  8.1 L
2003 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 6.6 LB7
2003 Chevy Suburban / GMC Yukon & Denali 4.8, 5.3, 6.0, 8.1 L
2003 Chevy Tahoe 4.8, 5.3 L
2003 Chevy SSR 5.3 L

2003 Hummer H1

 6.5 TD
2003 Hummer H2 6.0 L V8
2003 Isuzu Ascender 5.3 L V8
 
2004 Trucks Engine
2004 Buick Rainier 5.3L V8
2004 Cadillac Escalade 6.0 L
2004 Chev S10/S15/Blazer -- GMC Jimmy/S10/S15 4.3 L
2004 Chev Astro Van--GMC Safari 4.3 L
2004 Chev Avalanche 5.3 L - 8.1 L
2004 Chevy Express / GMC Savana 4.3, 4.8, 5.3, 6.0, 8.1 L
2004 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 6.6 L
LB7-6.6 L LLY Duramax,
8.1 L
2004 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 6.6 LB7, 6.6 L
LLY, 8.1 L
2004 Chevy Suburban / GMC Yukon & Denali 4.8, 5.3, 6.0, 8.1L
2004 Chevy Tahoe 4.8, 5.3L
2004 Chevy SSR 5.3 L
2004 Hummer H1 6.5 TD
2004 Hummer H2 6.0 L V8
2004 Isuzu Ascender 5.3 L V8
 
2005 Trucks Engine
2005 Cadillac Escalade 6.0 L
2005 Chev S10/S15/Blazer -- GMC Jimmy/S10/S15 4.3 L
2005 Chev Astro Van--GMC Safari 4.3 L
2005 Chev Avalanche 5.3 L - 8.1 L
2005 GMC Envoy 5.3 L V8
2005 Chevy Express / GMC Savana 4.3, 4.8, 5.3, 6.0, 8.1 L
2005 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 6.6 L
LLY Duramax, 8.1 L
2005 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 6.5 TD, 6.6 LLY, 8.1 L
2005 Chevy Suburban / GMC Yukon & Denali 4.8, 5.3, 6.0, 8.1 L
2005 Chevy Tahoe 4.8, 5.3 L
2005 Hummer H1 6.5 TD
2005 Hummer H2 6.0 V8
2005 Isuzu Ascender 5.3 L V8
 
2006 Trucks Engine
2006 Cadillac Escalade 6.0 L
2006 Chev Astro Van--GMC Safari 4.3 L
2006 Chev Avalanche 5.3 L - 8.1 L
2006 Chevy Express / GMC Savana 4.3, 4.8, 5.3, 6.0, 8.1 L
2006 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 8.1 L
2006 Chevy Kodiak / GMC Topkick/ Workhorse  4500-5500 6.5 TD, 6.6 LLY, 8.1 L
2006 Chevy Suburban / GMC Yukon & Denali 4.8, 5.3, 6.0, 8.1 L
2006 Chevy Tahoe 4.8, 5.3 L
2006 Hummer H1 6.6 LLY TD
2006 Hummer H2 6.0 V8
 
2007 Trucks Engine
2007 Chevy Express / GMC Savana 4.3, 4.8, 5.3, 6.0, 8.1 L
VIN G, T, V, U, Z Engines
2007 Chevy Silverado / GMC Sierra 4.3, 4.8, 5.3, 6.0, 8.1 L
VIN G, T, V, U, Z Engines
2007 Chevy Kodiak / GMC Topkick / Workhorse 4500-5500 8.1 L
2007 Chevy Suburban / GMC Yukon & Denali 4.8, 5.3, 6.0, 8.1L
VIN G, T, V, U, Z Engines
2007 Chevy Tahoe 4.8, 5.3 L
2007 Hummer H2 6.0 V8
 

V6 CARS
 
1996 Cars Engine
1996 Buick Century 3.1 L V6
1996 Buick LeSabre / Park Ave 3.8 L V6
1996 Buick Regal / Riviera 3.8 L V6

1996  Camaro - Firebird

3800 V6
(Not a 2007 ECM)
1996 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
1996 Chevrolet Malibu 3.1, 3.4 L V6
1996 Pontiac Bonneville 3.8 L
1996 Pontiac GTP  
 
1997 Cars Engine
1997 Buick Century 3.1 L V6
1997 Buick Lesabre / Park Ave 3.8 L V6
1997 Buick Regal / Riviera 3.8 L V6
1997  Camaro - Firebird 3800 V6
1997 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
1997 Chevrolet Malibu 3.1, 3.4L V6
1997 Chevrolet Monte Carlo  
1997 Pontiac Bonneville 3.8 L
1997 Pontiac GTP  
 
1998 Cars Engine
1998 Buick Century 3.1 L V6
1998 Buick Lesabre / Park Ave 3.8 L V6
1998 Buick Regal / Riviera 3.8 L V6
1998  Camaro - Firebird 3800 V6
1998 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
1998 Chevrolet Malibu 3.1, 3.4 L V6
1998 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
1998 Oldsmobile Alero 3.4 L V6
1998 Pontiac Bonneville 3.8 L, 3800 SC
1998 Pontiac Grand Am 3.1, 3.4 L
1998 Pontiac Grand Prix 3.1, 3.8 L
 
1999 Cars Engine
1999 Buick Century 3.1 L V6
1999 Buick Lesabre / Park Ave 3.8 L V6
1999 Buick Regal / Riviera 3.8 L V6
1999  Camaro - Firebird 3800 V6
1999 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
1999 Chevrolet Malibu 3.1, 3.4 L V6
1999 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
1999 Oldsmobile Alero 3.4 L V6
1999 Olds Shelby 1 4.0 L V8 Northstar
1999 Pontiac Bonneville 3.8 L, 3800 SC
1999 Pontiac Grand Am 3.1, 3.4 L
1999 Pontiac Grand Prix 3.1, 3.8 L
 
2000 Cars Engine
2000 Buick Century 3.1 L V6
2000 Buick Lesabre / Park Ave 3.8 L V6
2000 Buick Regal / Riviera 3.8 L V6
2000  Camaro - Firebird 3800 V6
2000 Chevrolet Impala 3.4 L - 3.8 L V6
2000 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
2000 Chevrolet Malibu 3.1, 3.4 L V6
2000 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
2000 Oldsmobile Alero 3.4 L V6
2000 Pontiac Bonneville 3.8 L, 3800 SC
2000 Pontiac Grand Am 3.1, 3.4 L
2000 Pontiac Grand Prix 3.1, 3.8 L
 
2001 Cars Engine
2001 Buick Century 3.1 L V6
2001 Buick Lesabre / Park Ave 3.8 L V6
2001 Buick Regal / Riviera 3.8 L V6
2001 Camaro - Firebird 3800 V6
2001 Chevrolet Impala 3.4 L - 3.8 L V6
2001 Chevrolet Lumina 3.1, 3.4, 3.8 L V6
2001 Chevrolet Malibu 3.1, 3.4 L V6
2001 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
2001 Oldsmobile Alero 3.4 L V6
2001 Pontiac Bonneville 3.8 L, 3800 SC
2001 Pontiac Grand Am 3.1, 3.4 L
2001 Pontiac Grand Prix 3.1, 3.8 L
 
2002 Cars Engine
2002 Buick Century 3.1 L V6
2002 Buick Lesabre / Park Ave 3.8 L V6
2002 Buick Regal/Riviera 3.8 L V6
2002 Camaro - Firebird 3800 V6
2002 Chevrolet Impala 3.4 L - 3.8 L V6
2002 Chevrolet Lumina 3.8 L V6
2002 Chevrolet Malibu 3.1, 3.4 L V6
2002 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
2002 Oldsmobile Alero 3.4 L V6
2002 Pontiac Bonneville 3.8 L, 3800 SC
2002 Pontiac Grand Am 3.1, 3.4 L
2002 Pontiac Grand Prix 3.1, 3.8 L
 
2003 Cars Engine
2003 Buick Century 3.1 L V6
2003 Buick Lesabre / Park Ave 3.8 L V6
2003 Buick Regal / Riviera 3.8 L V6
2003 Chevrolet Impala 3.4 L - 3.8 L V6
2003 Chevrolet Malibu 3.4 L V6
2003 Chevrolet Monte Carlo 3.1, 3.4, 3.8 L V6
2003 Pontiac Bonneville 3.8, 3.8 L SC
2003 Pontiac Grand Am 3.4 L
2003 Pontiac Grand Prix 3.1, 3.8 L
 
2004 Cars Engine
2004 Buick Lesabre / Park Ave 3.8 L V6
2004 Buick Regal/Riviera 3.8 L V6
2004 Chevrolet Impala 3.4, 3.8, 3.8 L SC
2004 Chevrolet Monte Carlo 3.4, 3.8, 3.8 L SC
2004 Pontiac Bonneville 3.8, 3.8 L SC
2004 Pontiac Grand Am 3.4 L
2004 Pontiac Grand Prix 3.8 L
 
2005 Cars Engine
2005 Buick Lesabre / Park Ave 3.8 L V6
2005 Buick Regal/Riviera 3.8 L V6
2005 Chevrolet Impala 3.4, 3.8, 3.8 L SC
2005 Chevrolet Monte Carlo 3.4, 3.8, 3.8 L SC
2005 Pontiac Bonneville 3.8, 3.8 L SC
2005 Pontiac Grand Am 3.4 L
2005 Pontiac Grand Prix Soon...
 

V8 CARS
 
1996 Cars Engine
1996 Chevy Camaro 5.7 L LT1
1996 Chevy Corvette 5.7 L LT1
1996 Pontiac Firebird 5.7 L LT1
1996 Pontiac Trans Am 5.7 L LT1
 
1997 Cars Engine
1997 Chevy Camaro 5.7 L LT1
1997 Chevy Corvette 5.7 L LT1 - 5.7 L LT1
1997 Pontiac Firebird 5.7 L LT1
1997 Pontiac Trans Am 5.7 L LT1
 
1998 Cars Engine
1998 Chevy Camaro 5.7 L LS1
1998 Chevy Corvette 5.7 L LS1
1998 Pontiac Firebird 5.7 L LS1
1998 Pontiac Trans Am 5.7 L LS1
 
1999 Cars Engine
1999 Chevy Camaro 3.8, 5.7 L LS1
1999 Chevy Corvette 5.7 L LS1
1999 Pontiac Firebird 5.7 L LS1
1999 Pontiac Trans Am 5.7 L LS1
1999 GM Holden Adventra 5.7 L LS1
1999 GM Holden Commodore 5.7 L LS1
 
2000 Cars Engine
2000 Chevy Camaro 5.7 L LS1
2000 Chevy Corvette 5.7 L LS1
2000 Pontiac Firebird 5.7 L LS1
2000 Pontiac Trans Am 5.7 L LS1
2000 GM Holden Adventra 5.7 L LS1
2000 GM Holden Commodore 5.7 L LS1
 
2001 Cars Engine
2001 Chevy Camaro 5.7 L LS1
2001 Chevy Corvette 5.7 L LS1
2001 Pontiac Firebird 5.7 L LS1
2001 Pontiac Trans Am 5.7 L LS1
2001 Gm Holden Adventra 5.7 L LS1
2001 GM Holden Commodore 5.7 L LS1
2001 Holden Monaro 5.7 L LS1
 
2002 Cars Engine
2002 Chevy Camaro 5.7 L LS1
2002 Chevy Corvette 5.7 L LS1
2002 Pontiac Firebird 5.7 L LS1
2002 Pontiac Trans Am 5.7 L LS1
2002 GM Holden Adventra 5.7 L LS1
2002 Holden Commodore 5.7 L LS1
2002 Holden Monaro 5.7 L LS1
 
2003 Cars Engine
2003 Chevy Corvette 5.7 L LS1
2003 GM Holden Adventra 5.7 L LS1
2003 Holden Commodore 5.7 L LS1
2003 Holden Monaro 5.7 L LS1
 
2004 Cars Engine
2004 Chevy Corvette 5.7 L LS1
2004 Pontiac GTO 5.7 L LS1
2004 Cadillac CTS-V 5.7 L LS1
2004 Cadillac CTS-V 5.7 L LS1
2004 GM Holden Adventra 5.7 L LS1
2004 Holden Commodore 5.7 L LS1
2004 Holden Monaro 5.7 L LS1
 
2005 Cars Engine
2005 GM Holden Adventra 5.7 L LS1
2005 Holden Commodore 5.7 L LS1
2005 Holden Monaro 5.7 L LS1
 
2006 Cars Engine
2006 GM Holden Adventra 5.7 L LS1
2006 Holden Sedan 5.7 L LS1
2006 Holden Coupe 5.7 L LS1
2006 Holden Crewman 5.7 L LS1
2006 Holden Ute 5.7 L LS1
 

There may be more model coverage worldwide we're not aware of yet.

CUSTOM OPERATING SYSTEMS for OFFROAD USE ONLY
 

  • 2BAR Speed Density for 1999-2002 GM LS1 4.8L, 5.3L, 5.7L, 6.0L and 8.1L
    Car and Truck Auto and Manual Trans

  • 1996-1999 4.6L Northstar with Manual Transmission

If you have a GM vehicle that is not listed here, please phone to see if your application is still covered.
 

Westers' Garage   218 Centre Street   Box 159   Tilley, Alberta -- Canada   T0J 3K0....We'll get YOU going FAST !!

1-403-377-CARS (2277) and 1-403-377-2270 (FAX) or EMAIL US

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   © Wester's Garage 2008
  Updated September 2008