NGK SPARK PLUGS 2103-0018 3481 Spark Plug DCPR6E 10 PACK

OVERVIEW

Designed to deliver consistent ignition energy and stable combustion, this NGK spark plug kit optimizes firing reliability for heavy-duty motorcycle engines. Constructed with high alumina ceramic insulators, a deep-seated copper core tube, and a durable nickel alloy center electrode, every plug in this ten-pack is built to handle sustained load and extreme heat. These components provide an OEM-grade direct replacement for touring, cruiser, and vintage Harley-Davidson, Victory, and select Honda motorcycles.

ENGINEERING & PERFORMANCE

The plug’s broad thermal window keeps the ceramic insulator cool enough to prevent preignition while running hot enough to burn off deposits that cause fouling. Deep-seated copper plating around the center electrode shaft improves heat transfer across varying RPM loads, while the reinforced nickel alloy tip resists wear during long highway runs or stop-and-go riding. Engineered as a straightforward bolt-in upgrade, these plugs maintain precise gap tolerances and corrosion-resistant base sealing surfaces for hassle-free installation.

KEY FEATURES

• Part number: 2103-0018 / 3481 / DCPR6E
• Ten-pack quantity
• Nickel alloy center electrode for extended service life
• Deep-seated copper core tube to widen the operating heat range
• High alumina ceramic insulator for superior thermal dissipation and electrical insulation
• Wide operating thermal range that reduces carbon fouling and preignition risk
• Direct OEM-style replacement design
• Multi-platform compatibility spanning Harley-Davidson, Victory, and Honda models

TECHNICAL SPECIFICATIONS

• Brand: NGK
• Part name: Spark Plug DCPR6E Kit
• Component type: Spark plug
• Material: Nickel alloy tip, copper core tube, high alumina ceramic insulator
• Supported years: 2001–2020
• Compatible trims: Harley-Davidson, Victory, and select Honda models

FITMENT

• Honda VT1300CX Fury (2010–2020)
• Honda VT1300CX Fury ABS (2010–2019)
• Honda VTX1300S (2003–2007)
• Harley-Davidson Fat Boy S (2016)
• Harley-Davidson Softail Slim S (2016)
• Harley-Davidson Road Glide Ultra (2011–2016)
• Harley-Davidson Breakout (2013–2016)
• Harley-Davidson Electra Glide Ultra Limited Low (2015–2016)
• Harley-Davidson Electra Glide Ultra Classic Low (2015–2016)
• Harley-Davidson Road Glide Special (2015–2016)
• Harley-Davidson Freewheeler (2015–2016)
• Harley-Davidson Road Glide Custom (2010–2016)
• Harley-Davidson Street Glide Special (2014–2016)
• Harley-Davidson Street Glide EFI (2006–2016)
• Harley-Davidson Switchback (2012–2016)
• Harley-Davidson Softail Slim (2012–2016)
• Harley-Davidson Wide Glide EFI (2002–2016)
• Harley-Davidson Softail Deluxe EFI (2005–2016)
• Harley-Davidson Softail Fat Boy EFI (2001–2016)
• Harley-Davidson Softail Heritage Classic EFI (2001–2016)
• Harley-Davidson Fat Boy Lo (2005–2012)
• Harley-Davidson Blackline (2011–2012)
• Harley-Davidson City X Trike (2010–2011)
• Harley-Davidson Tri Glide Ultra Classic (2009–2016)
• Harley-Davidson Road King EFI (2004–2016)
• Harley-Davidson Electra Glide Ultra Classic EFI (2007–2016)
• Harley-Davidson Electra Glide Classic EFI (2002–2013)
• Harley-Davidson Standard (2003–2007)
• Harley-Davidson Night Train (2003–2009)
• Harley-Davidson Springer (2003–2007)
• Harley-Davidson Super Glide (2004–2008)
• Harley-Davidson Super Glide Custom (2005–2014)
• Harley-Davidson Super Glide Sport EFI (2004–2005)
• Harley-Davidson Road Glide (2004–2009)
• Harley-Davidson Road King Custom (2004–2007)
• Harley-Davidson Electra Glide Standard (2003–2006)
• Harley-Davidson Road King Classic EFI (2004–2006)
• Harley-Davidson Softail Heritage (2006)
• Harley-Davidson Street Bob (2002–2016)
• Harley-Davidson Low Rider EFI (2002–2016)
• Harley-Davidson Rocker (2008)
• Harley-Davidson Cross Bones (2008–2011)
• Harley-Davidson Deuce EFI (2001–2007)
• Harley-Davidson Custom EFI (2007–2010)
• Harley-Davidson 15th Anniversary Fat Boy (2005)
• Victory Boardwalk (2013–2017)
• Victory Vision Tour (2011–2017)
• Victory Vegas 8-Ball (2011–2017)
• Victory Hammer 8-Ball (2011–2017)
• Victory Cross Country 8-Ball (2011–2017)
• Victory Jackpot (2008–2017)
• Victory Hammer (2011–2018)
• Victory Cross Roads 8-Ball (2011–2016)
• Victory Vision 106 Tour / Street (2008–2016)
• Victory Vision 8-Ball (2011–2015)
• Victory Hammer 100 (2011–2015)
• Victory Arlen Ness Signature Series (2010–2015)
• Victory Vegas Jackpot Ness Signature Series (2010–2015)
• Victory Cross Country (2010–2018)
• Victory Cross Country Tour (2010–2017)
• Victory Cross Roads 106 (2010–2017)
• Victory Cross Country 106 (2010–2017)

WHY RIDERS CHOOSE THIS

Riders select this NGK DCPR6E ten-pack because it replaces worn factory plugs with a proven thermal profile that resists fouling under heavy touring loads. The deep-seated copper core pulls excess heat away from the electrode while retaining enough temperature to self-clean, which directly translates to steady throttle response and fewer misfires on long highway stretches. High-quality alumina ceramics prevent voltage leaks across wet or dusty conditions, making maintenance intervals more predictable across air-cooled V-twin engines. Because these plugs match the exact thermal requirements of classic and modern heavyweight cruisers and touring bikes, mechanics and home mechanics alike can install them knowing performance will hold up mile after mile without unexpected downtime.