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⚡ Ignite your ride with NGK Iridium IX – where power meets precision!
NGK Iridium IX DCPR7EIX spark plugs deliver superior ignition performance for 1999-2016 Harley Davidson Twin Cam engines. Featuring a 25% smaller iridium electrode, these plugs reduce voltage requirements and extend ignition system life. Pre-gapped for perfect fit and equipped with a corrosion-resistant metal shell, they provide up to 3 horsepower gain and reliable, smooth starts every time.
| ASIN | B003BUCNNS |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #114,750 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #619 in Ignitions |
| Brand | NGK |
| Brand Name | NGK |
| Compatible with Vehicle Type | Motorcycle |
| Core Material | Iridium |
| Country of Origin | USA |
| Customer Reviews | 4.7 out of 5 stars 4,739 Reviews |
| Item Type Name | SPARK_PLUG |
| Item Weight | 0.09 Pounds |
| Manufacturer | NGK |
| Manufacturer Part Number | DCPR7EIX |
| Model | DCPR7EIX |
| Number of Items | 2 |
| Thread Size | 12mm |
| Top Material Type | Metal |
| UPC | 700155016542 |
| Unit Count | 2.0 Count |
| Vehicle Service Type | Motorcycle |
| What Is In the Box | NGK DCPR7EIX |
B**6
Working as expected
OEM fit for Harley Davidson Fatboy 103 Ci twin cam engine. Smooth starting and running.
R**.
Good spark plugs for my Harley Fat Bob
Using these for the past many years, good replacement for OEM spark plugs
M**M
Harley-Davidson
Good update for my Harley
J**C
Smooth Idle and Stronger Spark – Worth Every Penny
Installed these NGK Iridium IX DCPR7EIX spark plugs in my 1999–2016 Harley Davidson Twin Cam, and the difference was noticeable right away. The bike fired up quicker, idled smoother, and throttle response felt more crisp. NGK quality speaks for itself. The iridium tip is known for durability and a strong, consistent spark, and that’s exactly what you get. They feel like a premium upgrade over standard plugs, especially if you ride often or want dependable performance. Fitment was perfect, no issues with installation, and they came properly packaged as a matched pair. For the price, it’s a solid upgrade that improves reliability and performance without breaking the bank. If you’re running a Twin Cam and want better ignition performance and long service life, these are an easy 5-star choice.
R**T
Good plugs
Just as good as the Harley ones. I feel no difference. Running these plugs now for 20k km.
M**O
Bujías de iridio para Harley davidson
Excelente calidad de producto, es lo que muestra y funciona excelente.
K**E
Good upgrade!
Arrived super fast and install was a breeze, really woke up my fz09!
Trustpilot
2 weeks ago
2 months ago