Opti-lube produces excellent diesel fuel additives, with different formulations to fit different needs. From their website: "Opti-Lube's main objective with our additives is quality. Everyone has different goals in mind for treating the fuel they put in their vehicle, so our products try to work with every goal and climate to produce positive experiences for our clients. All of our products are safe to use with DPF equipped engines."

Audi

• A3 TDI (8P) w/ 2.0L CBEA Engine (2009-2014)
• A3 TDI (8V) w/ 2.0L CRUA Engine (2015)
• A6 TDI (C7) w/ 3.0L V6 CPNB Engine (2014-2016)
• A7 TDI (C7) w/ 3.0L V6 CPNB Engine (2014-2016)
• A8 TDI (D4) w/ 3.0L V6 CPNB Engine (2014-2015)
• Q5 TDI w/ 3.0L V6 CPNB Engine (2014-2016)
• Q7 TDI (4L) w/ 3.0L V6 CATA Engine (225HP) (2009-2012)
• Q7 TDI (4L) w/ 3.0L V6 CNRB Engine (240HP) (2013-2015)

BMW

• 328d (F30) w/ 2.0L N47 Engine (2014-2018)
• 335d (E90) w/ 3.0L M57 Engine (2009-2011)
• 524td w/ 2.4L Turbodiesel (1985)
• 535d (F10) w/ 3.0L N57 Engine (2014-2017)
• 540d (G10) w/ 3.0L N57 Engine (2018)
• 740Ld (F01) w/ 3.0L N57 Engine (2015-2016)
• X3d (F25) w/ 2.0L N47 Engine (2015-2016)
• X5 xDrive35d (F15) w/ 3.0L N57 Engine (2014-2018)
• X5d/xDrive35d (E70) w/ 3.0L M57 Engine (2009-2013)

Chevrolet

• Colorado Diesel w/ 2.8L Duramax LWN (2016-2022)
• Cruze Diesel (Gen 1) w/ 2.0L Turbodiesel (2014-2015)
• Cruze Diesel Hatchback w/ 1.6L Turbodiesel (2018-2019)
• Cruze Diesel Sedan (Gen 2) w/ 1.6L LH7 Turbodiesel (2017-2019)
• Equinox Diesel w/ 1.6L LH7 Turbodiesel (2018-2019)
• Express Van 2500/3500 w/ 2.8L Duramax (2017-2021)
• Silverado 1500 w/ 3.0L Duramax LM2 (2020-2024)
• Silverado HD (Gen 1) w/ 6.6L Duramax LB7 (2001-2004)
• Silverado HD (Gen 1) w/ 6.6L Duramax LBZ (2005-2007)
• Silverado HD (Gen 1) w/ 6.6L Duramax LLY (2005-2006)
• Silverado HD (Gen 2) w/ 6.6L Duramax LML (2011-2014)
• Silverado HD (Gen 2) w/ 6.6L Duramax LMM (2007-2010)
• Silverado HD (Gen 3) w/ 6.6L Duramax L5P (2017-2019)
• Silverado HD (Gen 3) w/ 6.6L Duramax LML (2014-2016)
• Silverado HD (Gen 4) w/ 6.6L Duramax L5P (2020-2025)
• Suburban w/ 3.0L Duramax LM2 (2021-2024)
• Tahoe w/ 3.0L Duramax LM0 (2025)

Ford

• Econoline Van w/ 6.0L Powerstroke (2004-2010)
• Econoline Van w/ 7.3L Powerstroke (1997-2003)
• Excursion w/ 6.0L Powerstroke Navistar VT365 V8 (2003-2005)
• Excursion w/ 7.3L Powerstroke Navistar T444E (2000-2003)
• F-150 Diesel w/ 3.0L Powerstoke V6 (2018-2022)
• Super Duty Gen 1 w/ 6.0L Powerstroke Navistar VT365 V8 (2003-2007)
• Super Duty Gen 1 w/ 7.3L Powerstroke Navistar T444E (1999-2003)
• Super Duty Gen 2 w/ 6.4L Powerstroke MaxxForce V8 (2008-2010)
• Super Duty Gen 3 w/ 6.7L Powerstroke Scorpion V8 (2011-2016)
• Super Duty Gen 4 w/ 6.7L Powerstroke V8 (2017-2022)
• Super Duty Gen 5 w/ 6.7L Powerstroke V8 (2023-2026)
• Transit Van w/ 3.2L I5 Powerstroke (2015-2020)

GMC

• Canyon Diesel w/ 2.8L Duramax LWN (2016-2022)
• Savanna Van 2500/3500 w/ 2.8L Turbodiesel (2017-2021)
• Sierra 1500 w/ 3.0L Duramax LM2 (2020-2024)
• Sierra HD (Gen 1) w/ 6.6L Duramax LB7 (2001-2004)
• Sierra HD (Gen 1) w/ 6.6L Duramax LBZ (2005-2007)
• Sierra HD (Gen 1) w/ 6.6L Duramax LLY (2005-2006)
• Sierra HD (Gen 2) w/ 6.6L Duramax LML (2011-2014)
• Sierra HD (Gen 2) w/ 6.6L Duramax LMM (2007-2010)
• Sierra HD (Gen 3) w/ 6.6L Duramax L5P (2017-2019)
• Sierra HD (Gen 3) w/ 6.6L Duramax LML (2014-2016)
• Sierra HD (Gen 4) w/ 6.6L Duramax L5P (2020-2025)
• Terrain Diesel w/ 1.6L LH7 Turbodiesel (2018-2019)
• Yukon w/ 3.0L Duramax LM2 (2021-2024)

Jaguar

• F-Pace 20d w/ 2.0L Turbodiesel (2017-2019)
• XE 20d w/ 2.0L Turbodiesel (2017-2019)
• XF 20d w/ 2.0L Turbodiesel (2016-2019)

Jeep

• Gladiator w/ 3.0L EXJ Ecodiesel (2020-2023)
• Grand Cherokee CRD (WK) w/ 3.0L OM642 (2007-2008)
• Grand Cherokee Ecodiesel (WK2) w/ 3.0L VM L630 Engine (2014-2018)
• Liberty CRD (KJ) w/ 2.8L VM Turbodiesel (2005-2006)
• Wrangler (JL) w/ 3.0L EXJ Ecodiesel (2020-2023)

Land Rover

• Defender 200 Tdi w/ 2.5L I4 Turbodiesel (1990-1994)
• Defender 300 Tdi w/ 2.5L I4 Turbodiesel (1995-1998)
• Discovery TD6 w/ 3.0L V6 Turbodiesel (2017-2020)
• Range Rover Sport Td6 w/ 3.0L V6 Turbodiesel (2016-2021)
• Range Rover Td6 w/ 3.0L V6 Turbodiesel (2016-2020)
• Range Rover Velar w/ 2.0L I4 Turbodiesel (2018-2019)

Mercedes

• 190D (W201) w/ 2.5L Turbo OM602.961 Engine (1987)
• 190D (W201) w/ 2.2L 601.921 Engine (1984-1985)
• 190D (W201) w/ 2.5L OM602.911 Engine (1986-1989)
• 240D Non-Turbo (W123) w/ 616.912 Engine (1977-1983)
• 300D 2.5 Turbo (W124) w/ 602.962 Engine (1990-1993)
• 300D Non-Turbo (W123) w/ 617.912 Engine (1977-1981)
• 300D Turbo (W123) w/ 617.952 Engine (1982-1985)
• 300D Turbo (W124) w/ 603.960 Engine (1987)
• 300SD Turbo (W126) w/ 617.951 Engine (1981-1985)
• 300SD/S350 (W140) w/ 603.971 Engine (1992-1995)
• 300SD/SDL Turbo (W126) w/ 603.961 Engine (1986-1987)
• 350SD/SDL Turbo (W126) w/ 603.970 Engine (1990-1991)
• E 250 BlueTEC (W212) w/ 2.1L OM651 Engine (2014-2016)
• E 300 Diesel (W124) w/ 3.0L OM606 Engine (1995)
• E 300D (W210) w/ 606.912 Engine (1996-1997)
• E 300D (W210) w/ Turbo 606.962 Engine (1998-1999)
• E 320 BlueTEC (W211) w/ 3.0L OM642 Engine (2007-2009)
• E 320 CDI (W211) w/ 3.2L OM648 Engine (2004-2006)
• E 350 BlueTEC (W212) w/ 3.0L OM642 Engine (2011-2013)
• G-Class 300GD/ G 300D (W463) w/ OM603 Engine (1990-1994)
• G-Class 350 Turbo GD (W463) w/ OM603 Turbodiesel (1992-1996)
• GL 320 BlueTEC (X164) w/ 3.0L OM642.820 Engine (2009)
• GL 320 CDI (X164) w/ 3.0L OM642.820 Engine (2007-2008)
• GL 350 BlueTEC (X164) w/ 3.0L OM642.820 Engine (2010-2012)
• GL 350 BlueTEC (X166) w/ 3.0L OM642.826 Engine (2013-2015)
• GLE 300d (W166) w/ 2.1L OM651 Engine (2016)
• GLK 250 (X204) BlueTEC w/ 2.1L OM651 Engine (2013-2015)
• GLS 350d (X166) w/ 3.0L OM642.826 Engine (2016)
• ML 250 BlueTEC (W166) w/ 2.1L OM651 Engine (2015)
• ML 320 BlueTEC (W164) w/ 3.0L OM642.820 Engine (2009)
• ML 320 CDI (W164) w/ 3.0L OM642.940 Engine (2007-2008)
• ML 350 BlueTEC (W164) w/ 3.0L OM642.820 Engine (2010-2011)
• ML 350 BlueTEC (W166) w/ 3.0L OM642.826 Engine (2012-2014)
• R 320 BlueTEC (W251) w/ 3.0L OM642.870 Engine (2009)
• R 320 CDI (W251) w/ 3.0L OM642.950 Engine (2007-2008)
• R 350 BlueTEC (W251) w/ 3.0L OM642.870 Engine (2010-2012)
• S 350 BlueTEC (W221) w/ 3.0L OM642 (2012)

Mercedes/Dodge Sprinter

• Sprinter Gen1 T1N w/ 2.7L OM612 Turbodiesel (2001-2003)
• Sprinter Gen1 T1N w/ 2.7L OM647 Turbodiesel (2004-2006)
• Sprinter Gen2 NCV3 w/ OM642 3.0L V6 Turbodiesel (2007-2018)
• Sprinter Gen2 NCV3 w/ OM651 2.1L Turbodiesel (2014-2017)
• Sprinter Gen3 VS30 w/ OM642 3.0L V6 Turbodiesel (2019-2022)
• Sprinter Gen3 VS30 w/ OM651 2.1L Turbodiesel (2021-2022)
• Sprinter Gen3 VS30 w/ OM654 2.0L Turbodiesel (2023-2025)

Porsche

• Cayenne Diesel w/ 240HP 3.0L V6 Turbodiesel (2013-2016)

Ram

• 1500 DS EcoDiesel (4th Gen) w/ 3.0L EXF Engine (2014-2019)
• 1500 DT EcoDiesel (5th Gen) w/ 3.0L EXJ Engine (2020-2023)
• 2500/3500 (Gen 2) w/ 5.9L Cummins VE (1998-2002)
• 2500/3500 (Gen 3) w/ 5.9L Cummins CR (2003-2007)
• 2500/3500 (Gen 3) w/ 6.7L Cummins (ETJ) (2007-2009)
• 2500/3500 (Gen 4) w/ 6.7L Cummins (ETJ) (2010-2012)
• 2500/3500 (Gen 4) w/ 6.7L Cummins (ETK) (2013-2018)
• 2500/3500 (Gen 5) w/ 6.7L Cummins (ETK) (2019-2022)
• ProMaster EcoDiesel w/ 3.0L I4 (2014-2016)

Volkswagen TDI

• Beetle TDI w/ 2.0L CJAA Engine (2013-2014)
• Beetle TDI w/ 2.0L CVCA Engine (2015)
• Golf SportWagen TDI w/ 2.0L CRUA Engine (2015)
• Golf TDI Mk6 w/ 2.0 CJAA Engine (2010-2014)
• Golf TDI Mk7 w/ 2.0 CRUA Engine (2015)
• Golf TDI MkIV (A4 chassis) w/ ALH Engine (1999-2003)
• Golf TDI MkIV (A4 chassis) w/ BEW Engine (2004-2006)
• Jetta TDI Mk6 w/ 2.0 CJAA Engine (2011-2014)
• Jetta TDI Mk6 w/ 2.0 EA288 CVCA Engine (2015)
• Jetta TDI MkIII (A3 chassis) w/ AHU Engine (1997-1999)
• Jetta TDI MkIV (A4 chassis) w/ ALH Engine (1999-2003)
• Jetta TDI MkIV (A4 chassis) w/ BEW Engine (2004-2005)
• Jetta TDI MkV (A5 chassis) w/ 1.9 BRM Engine (2005-2006)
• Jetta TDI MkV (A5 chassis) w/ 2.0 CBEA/CJAA Engine (2009-2010)
• Jetta Wagon TDI (A4 chassis) w/ ALH Engine (2002-2003)
• Jetta Wagon TDI (A4 chassis) w/ BEW Engine (2004-2006)
• New Beetle TDI (A4 chassis) w/ ALH Engine (1998-2003)
• New Beetle TDI (A4 chassis) w/ BEW Engine (2004-2006)
• Passat TDI (B4 chassis) w/ AHU/1Z Engine (1996-1997)
• Passat TDI (B5.5 chassis) w/ BHW Engine (2004-2005)
• Passat TDI (NMS chassis) w/ CKRA Engine (2012-2014)
• Passat TDI (NMS chassis) w/ CVCA Engine (2015)
• Sportwagen TDI w/ 2.0L CBEA/CJAA Engine (2009-2014)
• Touareg TDI (7L) w/ BKW V10 Engine (2004-2005)
• Touareg TDI (7L) w/ BWF V10 Engine (2006-2008)
• Touareg TDI (7L) w/ CATA 225HP 3.0L V6 (2009-2010)
• Touareg TDI (7P) w/ CATA 225HP 3.0L V6 (2011-2012)
• Touareg TDI (7P) w/ CNRB 240HP 3.0L V6 (2013-2016)