It is necessary to choose your car model, otherwise you risk buying an item that does not fit. Please note that our search function only provides results relevant to a certain vehicle type.
Spark plug 99917010390
An OEM number is a unique code containing letters and digits.
Car manufacturers use them to mark every part inside their cars.
A non-original car part carrying an OEM number demonstrates that the part meets stringent car manufacturer standards and its parameters and technical specifications are identical to original equipment.
All spare parts in the list below are equivalent to OEM number 999 170 103 90:
- 999 170 103 90 (original number of PORSCHE)
17 items
Spark plug RIDEX 999 170 103 90Spanner Size: 16 mm
Article number: 686S0034
Reviews - 20
- Product line: Iridium TT
- Spark Plug: 1 - Earthed Electrode, Iridium Middle Electrode
- Spanner Size: 16 mm
- Thread Size 1: 19
- Tightening Torque [Nm]: 22
- Diameter [mm]: 14
- Weight [g]: 43
- Item number: 686S0034
- Manufacturer: RIDEX
- EAN number: 4059191685523
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug DENSO 999 170 103 90M14x1.25, Spanner Size: 16 mm
Article number: K20TT
Reviews - 26
- Product line: Nickel TT
- Spark Plug: 1 - Earthed Electrode, Nickel Middle Electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Tightening Torque [Nm]: 22
- Diameter [mm]: 14
- Weight [g]: 43
- for OE number: 1WT318110
- alternative item: IK20, IK20TT, IK20
- Item number: K20TT
- Manufacturer: DENSO
- EAN number: 0042511046047
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug HELLA 999 170 103 90M14 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 705-071
Reviews - 16
- Spark Plug: 1 - Earthed Electrode
- Electrode Gap [mm]: 1,0
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14 x 1.25
- Tightening Torque [Nm]: 25
- Assy. / disassy. by qualified personnel required!
- Item number: 8EH 188 705-071
- Manufacturer: HELLA
- EAN number: 4082300394702
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug CHAMPION 999 170 103 90KC6PYPBX, M14x1.25, Spanner Size: 16 mm, Pt GE
Article number: OE222
Submit a review
- Product line: Industrial
- Spark Plug: 1 - Earthed Electrode, with gasket seat, Platinum Middle Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 16 mm
- Quality / Grade: Pt GE
- Thread Length [mm]: 19
- Spark Position [mm]: 3
- Thread Size: M14x1.25
- Connector type: SAE
- Version: Stainless Steel Gask
- Packing Type: Box
- Technical Information Number: KC6PYPBX
- Tightening torque from [Nm]: 25
- Tightening torque to [Nm]: 30
- Packaging length [cm]: 8,85
- Packaging width [cm]: 2,6
- Packaging height [cm]: 2,35
- Resistor from [kOhm]: 1
- Resistor to [kOhm]: 2
- Projection [mm]: 1,6
- Item number: OE222
- Manufacturer: CHAMPION
- EAN number: 4044197747894
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Additional information
1.5 mm core nose projection
Details
Spark plug HELLA 999 170 103 90M14 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 706-071
Reviews - 17
- Spark Plug: 1 - Earthed Electrode
- Electrode Gap [mm]: 1,0
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14 x 1.25
- Tightening Torque [Nm]: 25
- Assy. / disassy. by qualified personnel required!
- Item number: 8EH 188 706-071
- Manufacturer: HELLA
- EAN number: 4082300394757
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
In stock
-29%
compared to
RRP 15,91 €
11,19 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug DENSO 999 170 103 90M14x1.25, Spanner Size: 16 mm
Article number: PK20R11
Submit a review
- Product line: Platinum
- Spark Plug: 1 - Earthed Electrode, Platinum Middle Electrode, Platinum mass electrode
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Diameter [mm]: 14
- Weight [g]: 43
- for OE number: 90919-01178
- alternative item: IK20TT
- Item number: PK20R11
- Manufacturer: DENSO
- EAN number: 0042511031289
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
In stock
-47%
compared to
RRP 21,55 €
11,36 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug BOSCH 999 170 103 90M 14 x 1,25, Spanner Size: 16 mm
Article number: 0 242 240 628
Reviews - 5
- Electrode Gap [mm]: 0,7
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Spark Position [mm]: 4
- Thread Size: M 14 x 1,25
- Tightening Torque [Nm]: 28
- Number of pins: 1
- Item number: 0 242 240 628
- Manufacturer: BOSCH
- EAN number: 3165143963647
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
In stock
-59%
compared to
RRP 29,99 €
12,22 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug DT Spare Parts 999 170 103 90M14 x 1,25,
Article number: 4.67509
Reviews - 3
- Thread Length [mm]: 19
- Thread Size: M14 x 1,25
- Net Weight [g]: 43
- Item number: 4.67509
- Manufacturer: DT Spare Parts
- EAN number: 4047755694937
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug DENSO 999 170 103 90M14x1.25,
Article number: IK20TT
Reviews - 25
- Product line: Iridium TT
- Spark Plug: with resistor, 1 - Earthed Electrode, Iridium Middle Electrode, Platinum mass electrode
- Thread Length [mm]: 19
- Thread Size: M14x1.25
- Connector type: Solid SAE
- Gross Weight [g]: 46
- alternative item: IK20TT
- Item number: IK20TT
- Manufacturer: DENSO
- EAN number: 042511047020
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
In stock
-44%
compared to
RRP 23,59 €
13,09 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug HELLA 999 170 103 90M14 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 705-091
Reviews - 1
- Spark Plug: Platinum Middle Electrode
- Electrode Gap [mm]: 0,9
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14 x 1.25
- Tightening Torque [Nm]: 25
- Assy. / disassy. by qualified personnel required!
- Item number: 8EH 188 705-091
- Manufacturer: HELLA
- EAN number: 4082300394726
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug BRISK 999 170 103 90PetrolM14x1,25, Spanner Size: 16 mm
Article number: 1425
Submit a review
- Spark Plug: Platinum Middle Electrode
- Electrode Gap [mm]: 0,8
- Spanner Size: 16 mm
- Thread Length 1 [mm]: 19
- Thread Size: M14x1,25
- Tightening Torque [Nm]: 25
- Number of pins: 1
- Fuel Type: Petrol
- Replace after km: 90000
- Item number: 1425
- Manufacturer: BRISK
- EAN number: 8595001310576
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Spark plug STARK 999 170 103 90Spanner Size: 16 mm
Article number: SKSP-1990033
Reviews - 9
- Product line: Iridium TT
- Spark Plug: 1 - Earthed Electrode, Iridium Middle Electrode
- Spanner Size: 16 mm
- Thread Size 1: 19
- Tightening Torque [Nm]: 22
- Diameter [mm]: 14
- Weight [g]: 43
- Item number: SKSP-1990033
- Manufacturer: STARK
- EAN number: 4059191393466
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Sample photo only
Spark plug VEMO 999 170 103 90Q+, original equipment manufacturer quality
Article number: V99-75-0067
Submit a review
- Supplementary Info: Q+, original equipment manufacturer quality
- Item number: V99-75-0067
- Manufacturer: VEMO
- EAN number: 4046001707858
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Additional information
Products supplied by us are without exception intended for the designated use. Please note that our products are usually delivered without installation instructions. Installation may only be carried out by trained specialist personnel. There is no guarantee for inappropriate, improper or unintended use.
Details
Сurrently out of stock
-49%
compared to
RRP 20,66 €
10,43 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug HELLA 999 170 103 90M14 x 1.25, Spanner Size: 16 mm
Article number: 8EH 188 706-091
Submit a review
- Electrode Gap [mm]: 0,9
- Spanner Size: 16 mm
- Thread Length [mm]: 19
- Thread Size: M14 x 1.25
- Tightening torque from [Nm]: 20
- Tightening torque to [Nm]: 30
- Assy. / disassy. by qualified personnel required!
- Item number: 8EH 188 706-091
- Manufacturer: HELLA
- EAN number: 4082300394771
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Сurrently out of stock
-10%
compared to
RRP 12,40 €
11,13 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark plug BERU 999 170 103 9014 F-6 DPUR021, M14x1,25, Spanner Size: 16 mm, ULTRA
Article number: Z185
Reviews - 4
- Spark Plug: 1 - Earthed Electrode, with gasket seat
- Electrode Gap [mm]: 0,8
- Spanner Size: 16 mm
- Supplementary Info: ULTRA
- Thread Length [mm]: 19
- Thread Size: M14x1,25
- Connector type: SAE
- Technical Information Number: 14 F-6 DPUR021
- Tightening torque from [Nm]: 20
- Tightening torque to [Nm]: 30
- Item number: Z185
- Manufacturer: BERU
- EAN number: 4014427004400
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
Сurrently out of stock
-51%
compared to
RRP 24,06 €
11,63 €
Price per item
price incl. 19% VAT
excl. delivery costs
Sample photo only
Spark plug VEMO 999 170 103 90Q+, original equipment manufacturer quality
Article number: V99-75-0074
Submit a review
- Supplementary Info: Q+, original equipment manufacturer quality
- Item number: V99-75-0074
- Manufacturer: VEMO
- EAN number: 4046001709272
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Additional information
Products supplied by us are without exception intended for the designated use. Please note that our products are usually delivered without installation instructions. Installation may only be carried out by trained specialist personnel. There is no guarantee for inappropriate, improper or unintended use.
Details
Сurrently out of stock
-17%
compared to
RRP 23,85 €
19,77 €
Price per item
price incl. 19% VAT
excl. delivery costs
Spark Plug AUGER 999 170 103 90
Article number: 106571
Submit a review
- Weight [kg]: 0,043
- Item number: 106571
- Our price: 10,12 €
- Manufacturer: AUGER
- EAN number: 4051334362964
- Condition: New
- Reference number OEM: 99917010390
Show OEM numbers of the product
Details
The best offers: