NGK 58948 direct ignition coil boot for the 1997-2000 Mercedes-Benz C230 4-cylinder 2.3L and other vehicles links the ignition coil to the spark plug. The boot is made of silicone.
- Silicone boot designed to withstand harsh environments
- Ferrite resistors and internal springs, where required, for RFI noise suppression
Quick facts
- Part: NGK 58948 direct ignition coil boot
- Fits: 1997-2000 Mercedes-Benz C230 4-cylinder 2.3L and other vehicles
- Material: Silicone
- Condition: New
A cracked or worn boot can lead to flashover, which can show up as a misfire or rough running. Those signs alone do not prove the boot is at fault, since a tired spark plug is another common source. Replace the NGK direct ignition coil boot whenever the spark plugs are changed.
Fits
The 1997-2000 Mercedes-Benz C230 4-cylinder 2.3L and the 1998-2000 Mercedes-Benz SLK230 4-cylinder 2.3L each take two of these boots, and the 1994-1999 Mercedes-Benz S320 6-cylinder 3.2L takes three. It fits more Mercedes-Benz models beyond these, so look up your own year and engine in the "Vehicles it fits" section to see whether your car is covered.
Specifications
- Quantity per vehicle: 2, 3 or 8, depending on the engine
- Material: silicone
- Internal springs and ferrite resistors: included where required
- NGK part number: CPB-EU011
- Condition: New
- Warranty: NGK limited lifetime warranty, details on the package
Interchange: 50026-1 · 175-1007 · 175-8000 · 35-7025 · 671-6242 · 671-8181 · 36-2006 · CPB-EU011
50026 · SPB101A · SPB145 · 702447 · 702490 · ZLE247 · 146034 · 148026 · 546001 · 55763K · 55765K · 55766K · 7564K · 7716K · 9663K · SPP74 · SPP74E · SPP82 · SPP82E
This part cross-references / interchanges with the following part numbers:
CPB-EU011, 50026, 50026-1, SPB101A, SPB145, 175-1007, 175-8000, 702447, 702490, ZLE247, 35-7025, 671-6242, 671-8181, 58948, 36-2006, 146034, 148026, 546001, 55763K, 55765K, 55766K, 7564K, 7716K, 9663K, SPP74, SPP74E, SPP82, SPP82E
Frequently Asked Questions
Does the NGK 58948 boot fit the 1998-2000 Mercedes-Benz SLK230 4-cylinder 2.3L?
Yes. NGK 58948 fits the 1998-2000 Mercedes-Benz SLK230 4-cylinder 2.3L, and that car takes two boots.
What is the NGK 58948 direct ignition coil boot made of?
NGK 58948 is made of silicone. Where required it includes internal springs and ferrite resistors, which are there for RFI noise suppression.
Is NGK 58948 the same boot as CPB-EU011?
Yes. NGK lists this direct ignition coil boot under 58948 and under CPB-EU011, so either number finds the same part.
Can I inspect a direct ignition coil boot for wear myself?
With the engine off and cool, look at the boot for cracks, tears or burn marks. A misfire can also come from other parts, so a shop can test the ignition if you are unsure.
Should I change the NGK 58948 boot when I change spark plugs?
Yes. Replacing the boot at the same time as the spark plugs helps prevent ignition problems such as flashover.
