HomeIgnition > Hardware, Fasteners and FittingsVemo V99-14-0021 Diesel Glow Plug
Part #: V99-14-0021

Vemo V99-14-0021 Diesel Glow Plug

VEMO
25 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
VEMO
Fitment: Volkswagen, Golf, Jetta, and Beetle
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Overview of Vemo Diesel Glow Plug V99-14-0021

The Vemo V99-14-0021 diesel glow plug is designed for reliable ignition performance in Volkswagen diesel engines. This pencil-type glow plug is engineered to meet the specific requirements of Volkswagen Beetle, Golf, and Jetta models, ensuring efficient cold starts and optimal combustion.

  • Pencil-type glow plug design for precise heat delivery
  • Height: 72.5 mm, Length: 12 mm, Width: 12 mm
  • Thread size M12 x 1.25 for secure fitment
  • Rated voltage of 11 V, operating at 12 V
  • Lightweight construction at 0.028 kg

Detailed Product Description

The Vemo V99-14-0021 glow plug features a pencil-type design, which provides targeted heating to the combustion chamber for improved ignition in diesel engines. With a height of 72.5 mm and a compact length and width of 12 mm, this glow plug fits precisely into the designated cylinder head ports of Volkswagen diesel engines. The M12 x 1.25 thread size ensures a secure and proper installation, minimizing the risk of leaks or misalignment. Operating at a rated voltage of 11 V and a nominal voltage of 12 V, this glow plug delivers consistent heating performance to support cold starts and reduce emissions.

VEMO Brand Line Information

The VEMO brand line focuses on high-quality ignition components and hardware designed for European vehicles. This product line emphasizes precision engineering and compatibility with specific vehicle makes and models, such as Volkswagen. The Vemo V99-14-0021 glow plug is part of this line, offering reliable ignition hardware that meets OEM specifications for diesel engines.

Applications and Problem Solving

  • Improves cold start performance in Volkswagen Beetle, Golf, and Jetta diesel engines
  • Reduces white smoke emissions during engine start-up
  • Prevents rough idling caused by incomplete combustion
  • Helps maintain engine efficiency and fuel economy
  • Replaces worn or faulty glow plugs to restore ignition reliability

Installation Notes and Tips

  • Ensure engine is cool before removing old glow plugs to avoid damage
  • Use appropriate torque settings for M12 x 1.25 thread size to prevent stripping
  • Check electrical connections and wiring for corrosion or damage
  • Test glow plug operation with a multimeter before installation
  • Follow vehicle manufacturer guidelines for glow plug replacement intervals

Quality Assurance and Warranty

Vemo glow plugs are manufactured to meet strict quality standards and OEM specifications. The V99-14-0021 part undergoes rigorous testing to ensure durability and consistent performance in Volkswagen diesel engines. While specific warranty details are not provided, Vemo products typically come with manufacturer-backed quality assurance to support reliable operation.

BrandVemo
Part NumberV99-14-0021
PositionVEMO
Glow Plug DesignPencil-type Glow Plug
Height [mm]72.5
Length [mm]12
Packaging Depth [cm]2
Packaging height [cm]2
Packaging width [cm]9,6
Rated Voltage [V]11
Thread SizeM12 x 1,25
Voltage [V]12
Weight [kg]0.028
Width [mm]12

This part fits 25 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2004VolkswagenGolfGLS TDI1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2004VolkswagenGolfGL TDI1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2004VolkswagenJettaTDI1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2003VolkswagenBeetleGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2003VolkswagenBeetleGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2003VolkswagenGolfGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2003VolkswagenGolfGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2003VolkswagenJettaTDIN/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenBeetleSport1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenBeetleGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenBeetleGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenGolfGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenGolfGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2002VolkswagenJettaTDIN/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2001VolkswagenBeetleSport1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2001VolkswagenBeetleGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2001VolkswagenBeetleGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; Glow Plug Heater; 12 x 1.25 x 21mm; VEMO
2001VolkswagenGolfGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2001VolkswagenGolfGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2001VolkswagenJettaTDIN/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2000VolkswagenBeetleGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2000VolkswagenBeetleGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2000VolkswagenGolfGLS1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2000VolkswagenGolfGL1.9LL4N/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO
2000VolkswagenJettaTDIN/AGrade: Aftermarket; Description: 12V; Auxiliary Heater; Thread Size: M12 x 1,25; 12 x 1.25 x 21mm; VEMO

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

02502010361 275 5801000201036100226199159583091595874148928MJCH202/002F15958FG9599FG9683GN928N 103 021 01N 103 021 02N10302101N10302102

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.