| vehicle | engine | year | engine family | California EO # | description |
|---|---|---|---|---|---|
| CHEVROLET EXPRESS 1500 | 4.3L | 2003 | 3BYTT04.3214 | D-193-184 | |
| CHEVROLET EXPRESS 1500 | 5.3L | 2004 | 4GMXT05.3174 | D-193-184 | |
| CHEVROLET EXPRESS 1500 | 5.3L | 2005 | 5GMXT05.3174 | D-193-184 | |
| CHEVROLET EXPRESS 2500 | 4.3L | 2003 | 3BYTT04.3214 | D-193-184 | |
| CHEVROLET EXPRESS 2500 | 5.3L | 2004 | 4GMXT05.3174 | D-193-184 | |
| CHEVROLET EXPRESS 2500 | 5.3L | 2005 | 5GMXT05.3174 | D-193-184 | |
| GMC SAVANA 1500 | 4.3L | 2003 | 3BYTT04.3214 | D-193-184 | |
| GMC SAVANA 1500 | 5.3L | 2004 | 4GMXT05.3174 | D-193-184 | |
| GMC SAVANA 1500 | 5.3L | 2005 | 5GMXT05.3174 | D-193-184 | |
| GMC SAVANA 2500 | 4.3L | 2003 | 3BYTT04.3214 | D-193-184 | |
| GMC SAVANA 2500 | 5.3L | 2004 | 4GMXT05.3174 | D-193-184 | |
| GMC SAVANA 2500 | 5.3L | 2005 | 5GMXT05.3174 | D-193-184 |
Do It Yourself Bolt-on installation
It may require basic automotive knowledge for proper installation and professional installation is always recommended.