FR91X Bosch Super 4 Spark Plug x4

Improve your engine's performance with the FR91X Bosch Super 4 Spark Plug x4. Featuring a unique design, this spark plug does more than a conventional spark plug throughout its service life.

This powerful spark plug operation is based on the state-of-the-art surface air-gap investor, it is the first spark plug with four electrodes and thin ground, sharpened silver central electrode.

Outstanding protection against carbon fouling due to surface air-gap technology. Special ceramic material with high dielectric and mechanical strength. Outstanding engine protection due to anti-seize nickel-plated housing and thread.

• Superior engine versatility
• Electrode gap adjusted ex-factory
• Noticeable improvement in acceleration
• Significantly improved engine smoothness
• Please note packaging may vary
• Self-cleaning thanks to the surface air gap technology
• High wear resistance and robustness
• Excellent protection against corrosion
• Outstanding ignition reliability
• For consistently high performance whatever the operating conditions
• Eight possible spark gaps for greater ignition reliability
• Extended heat range: Capacity for up to three times more cold starts than with conventional spark plugs
• Enhanced environmental and catalytic converter protection

• Chevrolet Epica KL1_ [2005-2017] Saloon 2.0 2005 - 2006 1998ccm 128HP 94KW (Petrol)
• Chevrolet Epica KL1_ [2005-2017] Saloon 2.0 2005 - 2006 1998ccm 133HP 98KW (Petrol)
• Chevrolet Evanda [2005-2017] Saloon 2.0 2005 - 2017 1998ccm 131HP 96KW (Petrol) Construction year to: September 2006, Engine Code: T 20 SED
• Chevrolet Lacetti J200 [2003-2017] Hatchback 1.8 2005 - 2017 1799ccm 122HP 90KW (Petrol) Construction year to: August 2005
• Chevrolet Nubira Estate [2005-2017] Estate 1.8 2005 - 2017 1799ccm 122HP 90KW (Petrol) Construction year to: August 2005
• Chevrolet Nubira Saloon [2005-2017] Saloon 1.8 2005 - 2017 1799ccm 122HP 90KW (Petrol) Construction year to: August 2005
• Chevrolet Tacuma [2005-2017] MPV 2.0 2005 - 2017 1998ccm 121HP 89KW (Petrol) Construction year to: May 2009
• Chevrolet Tacuma [2005-2017] MPV 2.0 2005 - 2017 1998ccm 122HP 90KW (Petrol) Construction year to: May 2009
• Daewoo Evanda KLAL [2002-2017] Saloon 2.0 2002 - 2017 1998ccm 131HP 96KW (Petrol) Construction year to: January 2005, Engine Code: L88 [89 - 96 Kw / 121 - 131 HP]
• Daewoo Lacetti Hatchback KLAN [2004-2017] Hatchback 1.8 2004 - 2017 1799ccm 122HP 90KW (Petrol) Construction year from: March 2004, Construction year to: January 2005
• Daewoo Leganza KLAV [1997-2004] Saloon 2.0 16V 1997 - 2002 1998ccm 133HP 98KW (Petrol) Engine Code: X20SED
• Daewoo Leganza KLAV [1997-2004] Saloon 2.2 16V 1999 - 2002 2198ccm 136HP 100KW (Petrol) Construction year to: August 2002
• Daewoo Nubira KLAJ [1997-2017] Hatchback 2.0 16V 1997 - 2017 1998ccm 133HP 98KW (Petrol) Construction year to: September 1999, Engine Code: X 20 SED [89 - 98 Kw / 121 - 133 HP]
• Daewoo Nubira Saloon KLAJ [1997-2017] Saloon 2.0 16V 1997 - 2017 1998ccm 133HP 98KW (Petrol) Construction year from: September 1997, Construction year to: September 1999, Engine Code: X20SED
• Daewoo Nubira Saloon KLAN [2003-2017] Saloon 1.8 2003 - 2017 1799ccm 122HP 90KW (Petrol) Construction year to: January 2005
• Daewoo Nubira Wagon KLAJ [1997-2017] Estate 2.0 16V 1997 - 2017 1998ccm 133HP 98KW (Petrol) Construction year from: September 1997, Construction year to: September 1999, Type:
• Daewoo Nubira Wagon KLAN [2003-2017] Estate 1.8 2003 - 2017 1799ccm 122HP 90KW (Petrol) Construction year to: January 2005
• Daewoo Tacuma KLAU [2000-2017] MPV 2.0 2000 - 2017 1998ccm 128HP 94KW (Petrol) Construction year to: January 2005
• Daewoo Tacuma KLAU [2000-2017] MPV 2.0 2001 - 2017 1998ccm 121HP 89KW (Petrol) Construction year to: January 2005
• Holden Frontera UES [1991-2004] Closed Off-Road Vehi 2.0 i 4x4 1995 - 1999 1998ccm 115HP 85KW (Petrol)

• Factory-pre-set electrode gap, no adjustment necessary; Bosch advises not to lubricate the thread. Requested tightening torque or angle see on the package
• Please use vehicle identification to confirm compatibility with your vehicle. All restrictions must be observed.