fits model: Ds. make: Harley. year: 2001–2006.

( Brand: Drag Specialties ), ( Manufacturer Part Number: 8757937 ), ( Part Type: Spark Plug ), ( Warranty Details: See Manufacturer )
Introducing the 2001-2006 DS Performance Spark Plugs, specifically designed for Harley-Davidson FXSTBI Night Train models. These high-performance spark plugs are engineered to deliver exceptional ignition and combustion efficiency, ensuring optimal engine performance and longevity.
The DS Performance spark plugs for the Harley FXSTBI Night Train are crafted from a premium iridium alloy, known for its superior conductivity and durability. The iridium center electrode provides a precise spark, reducing misfires and promoting cleaner combustion. The plugs also feature a copper core, which enhances heat transfer and aids in faster ignition.
These DS Performance spark plugs are also equipped with a tapered insulator nose that helps to reduce fouling, ensuring consistent spark and performance over time. The high-temperature resistant ceramic insulator further protects the plug from the intense heat generated by the engine, ensuring a longer service life.
The DS Performance spark plugs for the Harley FXSTBI Night Train are easy to install, requiring no special tools or modifications to your bike's ignition system. They are a direct replacement for the original OEM spark plugs, making them a straightforward upgrade for your Harley-Davidson.
In summary, the 2001-2006 DS Performance Spark Plugs for the Harley-Davidson FXSTBI Night Train offer superior ignition performance, durability, and longevity. With their precision-engineered iridium center electrode, copper core, and high-temperature resistant ceramic insulator, these spark plugs are designed to enhance your bike's performance and provide you with a reliable, smooth ride.
Pros of using 2001-2006 DS Performance Spark Plugs for Harley-Davidson FXSTBI Night Train (Part Number 8757937):1. Improved ignition efficiency: DS Performance spark plugs are designed to provide better ignition efficiency than stock spark plugs, which can improve engine performance and fuel economy.
2. Longer lifespan: DS Performance spark plugs are made with high-quality materials and are designed to last longer than stock spark plugs, which can reduce the frequency of replacements.
3. Enhanced throttle response: The improved ignition efficiency of DS Performance spark plugs can result in enhanced throttle response, which can make the bike feel more responsive and powerful.
Cons of using 2001-2006 DS Performance Spark Plugs for Harley-Davidson FXSTBI Night Train (Part Number 8757937):1. Higher cost: DS Performance spark plugs are typically more expensive than stock spark plugs, which can be a deterrent for some riders.
2. Potential compatibility issues: While DS Performance spark plugs are designed to be compatible with Harley-Davidson FXSTBI Night Train bikes, there is always a risk of compatibility issues, especially if the bike has been modified in any way.
3. Requires regular maintenance: DS Performance spark plugs still require regular maintenance and replacement, so riders should be prepared to spend time and money on maintenance.
Recommendation:If you are looking for improved engine performance, better fuel economy, and enhanced throttle response for your Harley-Davidson FXSTBI Night Train, then DS Performance spark plugs (Part Number 8757937) can be a good option. However, it is important to consider the higher cost and potential compatibility issues before making a purchase. If you are unsure, it may be a good idea to consult with a Harley-Davidson mechanic or specialist to ensure that the spark plugs are the best fit for your bike. Overall, if the benefits outweigh the drawbacks, DS Performance spark plugs can be a worthwhile investment for Harley-Davidson FXSTBI Night Train riders looking to improve their bike's performance.
Multi-layer gaskets and heat crimping process ensure a leak free, gas tight seal. Wrench size 5 8 in.
Sold in pairs note: replaces oem part 6r12. Fit guide model performance spark plug typeresistorthread12mm thread reach 3 4 in. Copper core electrode prevents oxidation and corrosion, has good electrical heat conductivity creates long spark plug service life.
Multi rib design of the insulator eliminates flash over. Equivalent to Gk dcpr7e spark plugs. Nickel plated housing prevents oxidation and corrosion.
Ds performance spark plugs Harley fxstbi night train conventional with a black ceramic body and bold red logo script. Insulator is made of 95 pure alumina, features strong resistance to heat shock and superior insulation.