OE Quality
60-Day Returns

Karlyn 415W/LOOM Spark Plug Wire Set - Left
Reliable Spark Plug Wire Set for BMW 850 Series
The Karlyn Bremi-STI 415W/LOOM spark plug wire set is designed specifically for BMW 850Ci, 850CSi, and 850i models. Featuring OEM boot type and color-matched black wires, this ignition wire set ensures proper fit and function for your engine's ignition system.
- OEM boot type for precise fitment
- Black color for seamless integration
- Compatible with BMW 850Ci, 850CSi, and 850i models
- Part number 415W/LOOM for accurate identification
- Engine-specific design matching OEM specifications
About the Bremi-STI Product Line
The Bremi-STI line by Karlyn focuses on ignition components engineered to meet original equipment standards. This product line emphasizes durability and exact fitment, making it suitable for maintaining the performance and reliability of BMW ignition systems. The 415W/LOOM spark plug wire set is part of this line, ensuring compatibility and quality for your BMW 850 series vehicle.
Detailed Product Description
This spark plug wire set is crafted to match the OEM specifications for BMW 850Ci, 850CSi, and 850i engines. The OEM boot type ensures a secure connection to spark plugs and ignition coils, reducing the risk of misfires and electrical interference. The black color wire set blends with the engine bay for a clean, professional appearance. Using the correct ignition wire set like the Karlyn Bremi-STI 415W/LOOM helps maintain optimal engine performance and ignition timing.
Common Issues Addressed by This Spark Plug Wire Set
- Engine misfires caused by worn or damaged ignition wires
- Reduced engine performance due to poor spark delivery
- Electrical interference affecting ignition system operation
- Difficulty starting the engine related to faulty spark plug wires
- Increased fuel consumption from inefficient ignition
Installation Notes and Tips
When installing the Karlyn Bremi-STI 415W/LOOM spark plug wire set, ensure that each wire is routed according to the vehicle’s factory specifications to avoid cross-firing. Confirm that the OEM boot type fits securely on both the spark plugs and ignition coils. Inspect the wires for any signs of damage before installation and replace any worn components to maintain ignition system integrity.
Quality Assurance
Karlyn’s Bremi-STI spark plug wire sets are manufactured to meet OEM standards, ensuring reliable performance and durability. The 415W/LOOM part number is backed by quality control processes to provide consistent fit and function for BMW 850Ci, 850CSi, and 850i models. Warranty information is available through the manufacturer or authorized distributors.
| Brand | Karlyn |
| Part Number | 415W/LOOM |
| Position | Bremi-STI, Left |
| Boot Type | Oem |
| Color | Black |
| Engine | Oem |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1995 | BMW | 850CSi | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
| 1994 | BMW | 850Ci | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
| 1994 | BMW | 850CSi | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
| 1993 | BMW | 850Ci | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
| 1992 | BMW | 850i | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
| 1991 | BMW | 850i | Left | w/Loom; Cylinders 7-12; w/Sensor Cable; Bremi-STI |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.