Cross reference › NGK SPARK PLUGS › 3521
NGK SPARK PLUGS 3521 NGK Iridium IX Spark Plug — verified interchange numbers, vehicle fitment and specifications. Free lookup, no login.
Numbers in blue open their own cross-reference page.
Stop looking these up by hand. Orderflow reads your customers' emails & PDFs, finds the right part in your own catalogue, and drafts the quote — you just approve.
Try Orderflow free →| Make | Model | Years | Engine |
|---|---|---|---|
| Triumph | Tiger 900 Rally Aragon Edition | 2024 | |
| Triumph | Tiger 900 GT Aragon Edition | 2024 | |
| Triumph | Daytona 660 | 2025 | |
| Harley-Davidson | FLTRXSTSE CVO Road Glide ST | 2024 | |
| Harley-Davidson | FLI Hydra-Glide Revival | 2024 | |
| Yamaha | LLT1050 220 FSH SPORT | 2023–2024 | |
| Yamaha | HLT1050 SX220 | 2023–2024 | |
| Yamaha | HLT1050 AR220 | 2023–2024 | |
| Kawasaki | ZX636 Ninja ZX-6R 40th Anniversary Edition ABS | 2024 | |
| Harley-Davidson | FLHFB Electra Glide Highway King | 2023 | |
| Triumph | Tiger 900 Bond Edition | 2022–2023 | |
| Harley-Davidson | FXBR Breakout 117 | 2023–2024 | |
| Harley-Davidson | FLTRT Road Glide 3 | 2023–2024 | |
| Arctic | Cat ZR 7000 | 2024 | |
| Harley-Davidson | FLHTCUTG Tri Glide Ultra Classic | 2022 | |
| Triumph | Street Triple S | 2017 | |
| Triumph | Street Triple RS | 2017 | |
| Harley-Davidson | FXRST Low Rider El Diablo 117 | 2022 | |
| Arctic | Cat Wildcat XX Black Hills Edition | 2023–2024 | |
| Harley-Davidson | FLHTCUTG Tri Glide Ultra G.I. | 2022 | |
| Yamaha | SJ1050 Super Jet | 2022–2024 | |
| Yamaha | JB1050 JetBlaster | 2022–2024 | |
| Harley-Davidson | FXLRST Low Rider ST 117 | 2022–2024 | |
| Harley-Davidson | FXLRS Low Rider S 117 | 2022–2024 | |
| Harley-Davidson | FLTRXST Road Glide ST | 2022–2023 | |
| Harley-Davidson | FLTRKSE CVO Road Glide Limited | 2022–2023 | |
| Harley-Davidson | FLHXST Street Glide ST | 2022–2023 | |
| Arctic | Cat Wildcat XX LTD | 2022–2024 | |
| Arctic | Cat Wildcat XX SE | 2022–2024 | |
| Yamaha | SR10LG SR Viper LTX GT | 2022–2024 | |
| Triumph | Tiger 850 Sport | 2021–2024 | |
| Harley-Davidson | FLH Electra Glide Revival | 2021 | |
| Harley-Davidson | FXBBS Street Bob 114 | 2021–2024 | |
| Yamaha | EX1050 EX Limited | 2021–2024 | |
| Triumph | Tiger 1200 Desert Edition | 2020–2021 | |
| Triumph | Tiger 1200 Alpine Edition | 2020–2021 | |
| Yamaha | VX1050 WaveRunner VX-C | 2020–2024 | |
| Harley-Davidson | FXST Softail Standard 107 | 2020–2024 | |
| Triumph | Tiger 900 Rally Pro | 2020–2024 | |
| Triumph | Tiger 900 Rally | 2020–2023 | |
| Triumph | Tiger 900 GT Pro | 2020–2024 | |
| Triumph | Tiger 900 GT | 2020–2024 | |
| Triumph | Tiger 900 | 2020 | |
| Harley-Davidson | FLHTCUTGSE CVO Tri Glide | 2020–2022 | |
| Harley-Davidson | FLTRK Road Glide Limited | 2020–2024 | |
| Harley-Davidson | FLHT Electra Glide Standard | 2019–2022 | |
| Harley-Davidson | FXLRS Low Rider S 114 | 2020–2021 | |
| Triumph | Street Triple Rx | 2016 | |
| Triumph | Tiger 800 XCx Low | 2016–2017 | |
| Triumph | Tiger 800 XRx Low | 2016–2019 | |
| Kawasaki | ZX636 Ninja ZX-6R ABS KRT Edition | 2016–2024 | |
| Arctic | Cat Wildcat XX | 2020–2023 | |
| Yamaha | VX1100 WaveRunner VX-C | 2019 | |
| Yamaha | SR10L SR Viper LTX | 2019 | |
| Yamaha | EX1050 EXR | 2019 | |
| Harley-Davidson | FXDRS FXDR 114 | 2019–2020 | |
| Textron | Wildcat XX | 2018 | |
| Arctic | Cat ZR 7000 Limited 137 iACT | 2019 | |
| Harley-Davidson | XG750A Street Rod | 2017–2020 | |
| Harley-Davidson | FXLR Low Rider 107 | 2018–2020 | |
| Harley-Davidson | FXFBS Fat Bob 114 | 2018–2023 | |
| Harley-Davidson | FXFB Fat Bob 107 | 2018–2020 | |
| Harley-Davidson | FXBRS Breakout 114 | 2018–2022 | |
| Harley-Davidson | FXBR Breakout 107 | 2018–2019 | |
| Harley-Davidson | FXBB Street Bob 107 | 2018–2020 | |
| Harley-Davidson | FLTRXSE CVO Road Glide | 2018–2024 | |
| Harley-Davidson | FLSL Softail Slim 107 | 2018–2021 | |
| Harley-Davidson | FLSB Sport Glide 107 | 2018–2021 | |
| Harley-Davidson | FLHCS Heritage Classic 114 | 2018–2024 | |
| Harley-Davidson | FLHC Heritage Classic 107 | 2018–2021 | |
| Harley-Davidson | FLFBS Fat Boy 114 | 2018–2024 | |
| Harley-Davidson | FLFB Fat Boy 107 | 2018–2020 | |
| Harley-Davidson | FLDE Deluxe 107 | 2018–2020 | |
| Yamaha | ELT1050 210 FSH Sport | 2018–2022 | |
| Yamaha | ELT1050 210 FSH Deluxe | 2018–2022 | |
| Yamaha | ELT1050 210 FSH | 2018–2019 | |
| Harley-Davidson | FLHRXS Road King Special | 2017–2024 | |
| Yamaha | LBT1050 SX210 | 2017–2022 | |
| Yamaha | LBT1050 AR210 | 2017–2022 | |
| Yamaha | SR10R SR Viper RTX | 2018 | |
| Yamaha | SR10 SR Venture DX | 2018 | |
| Yamaha | EX1050 EX Sport | 2017–2024 | |
| Yamaha | EX1050 EX Deluxe | 2017–2024 | |
| Yamaha | EX1050 EX | 2017–2024 | |
| Arctic | Cat ZR 7000 137 | 2018–2019 | |
| Arctic | Cat ZR 7000 129 | 2018 | |
| Yamaha | RX10L Apex LE 50th | 2018 | |
| Yamaha | SR10BL SR Viper BTX LE | 2017 | |
| Harley-Davidson | FLHTKSE CVO Limited | 2017–2021 | |
| Harley-Davidson | FLHXSE CVO Street Glide | 2017–2024 | |
| Harley-Davidson | FLHTKL Ultra Limited Low | 2017–2019 | |
| Harley-Davidson | FLHTK Ultra Limited | 2017–2024 | |
| Harley-Davidson | FLTRU Road Glide Ultra | 2017–2019 | |
| Harley-Davidson | FLHTCU Electra Glide Ultra Classic | 2017–2019 | |
| Harley-Davidson | FLTRXS Road Glide Special | 2017–2023 | |
| Harley-Davidson | FLHXS Street Glide Special | 2017–2023 | |
| Harley-Davidson | FLTRX Road Glide | 2017–2024 | |
| Harley-Davidson | FLHX Street Glide | 2017–2024 | |
| Harley-Davidson | FLHR Road King | 2017–2022 | |
| Harley-Davidson | FLHTCUTG Tri Glide Ultra | 2017–2024 | |
| Harley-Davidson | FLRT Freewheeler | 2017–2024 | |
| Yamaha | YXZ1000R SS SE | 2017–2019 | |
| Yamaha | YXZ1000R SS | 2017–2019 | |
| Arctic | Cat Bearcat 7000 XT GS | 2017–2018 | |
| Yamaha | VX1050A WaveRunner VX Cruiser | 2016–2024 | |
| Yamaha | VX1050F WaveRunner VX Limited | 2016–2024 | |
| Yamaha | VX1050C WaveRunner VX | 2016–2024 | |
| Yamaha | VX1050D WaveRunner V1 Sport | 2016 | |
| Yamaha | VX1050E WaveRunner V1 | 2016 | |
| Triumph | Tiger 800 XCA | 2016–2020 | |
| Triumph | Tiger 800 XRT | 2016–2020 | |
| Yamaha | SXT1100 232 Limited S | 2009 | |
| Yamaha | FRT1100B SX210 | 2008–2011 | |
| Yamaha | SXT1100 232 Limited | 2008–2009 | |
| Yamaha | FAT1100 212X | 2008–2010 | |
| Yamaha | FAT1100 212SS | 2008–2010 | |
| Yamaha | SXT1100 SX230 HO | 2007–2009 | |
| Yamaha | SXT1100 SR230 HO | 2007 | |
| Yamaha | SXT1100 AR230 HO | 2007–2009 | |
| Yamaha | FRT1100A SX210 | 2006–2007 | |
| Yamaha | FRT1100 SR210 | 2006–2007 | |
| Yamaha | FRT1100 AR210 | 2006–2011 | |
| Yamaha | SRT1100 SX230 HO | 2005–2006 | |
| Yamaha | SRT1100 AR230 HO | 2005–2006 | |
| Yamaha | SRT1000A SX230 | 2004–2006 | |
| Yamaha | SRT1000B AR230 | 2004–2006 | |
| Yamaha | SRT1000 SR230 | 2003–2005 | |
| Yamaha | YXZ1000R SE | 2016–2019 | |
| Yamaha | YXZ1000R | 2016–2019 | |
| Kawasaki | ZR800 Z800 ABS | 2016 | |
| Yamaha | RX10L Apex LE | 2016–2017 | |
| Yamaha | SR10LL SR Viper LTX LE | 2016–2017 | |
| Yamaha | RX10XTL Apex XTX 1.75 LE | 2016–2017 | |
| Yamaha | RX10XT75 Apex XTX 1.75 | 2016–2017 | |
| Yamaha | SR10S37D SR Viper STX 137 DX | 2016–2017 | |
| Yamaha | SR10S46D SR Viper STX 146 DX | 2016–2017 | |
| Yamaha | SR10M41S SR Viper MTX 141 SE | 2016 | |
| Yamaha | SR10M53L SR Viper MTX 153 LE | 2016 | |
| Yamaha | SR10M62 SR Viper MTX 162 | 2016 | |
| Arctic | Cat Bearcat 7000 XT | 2016–2019 | |
| Arctic | Cat Pantera 7000 XT Limited | 2016–2019 | |
| Arctic | Cat M 7000 Limited 162 | 2016 | |
| Arctic | Cat M 7000 Limited 153 | 2016 | |
| Arctic | Cat M 7000 Sno Pro 162 | 2016 | |
| Arctic | Cat XF 7000 Crosstrek | 2016–2018 | |
| Arctic | Cat ZR 7000 Limited 137 | 2016–2019 | |
| Arctic | Cat ZR 7000 Limited 129 | 2016 | |
| Arctic | Cat ZR 7000 Sno Pro 137 | 2016–2018 | |
| Arctic | Cat ZR 7000 LXR 137 | 2016–2017 | |
| Arctic | Cat ZR 7000 LXR 129 | 2016–2017 | |
| Triumph | Tiger 800 XRx | 2015–2020 | |
| Triumph | Tiger 800 XR | 2015–2020 | |
| Triumph | Tiger 800 XCx | 2015–2020 | |
| Triumph | Daytona 675 R ABS | 2015 | |
| Triumph | Daytona 675 ABS | 2015 | |
| Yamaha | VX1100D WaveRunner V1 Sport | 2015 | |
| Yamaha | VX1100E WaveRunner V1 | 2015 | |
| Yamaha | VX1100C WaveRunner VX | 2015 | |
| Yamaha | SR10M62L SR Viper MTX 162 LE | 2015–2016 | |
| Yamaha | SR10M62S SR Viper MTX 162 SE | 2015–2017 | |
| Yamaha | SR10M53 SR Viper MTX 153 | 2015–2016 | |
| Yamaha | SR10RD SR Viper RTX DX | 2015–2017 | |
| Yamaha | SR10RL SR Viper RTX LE | 2015–2016 | |
| Yamaha | SR10RS SR Viper RTX SE | 2015–2017 | |
| Yamaha | SR10SD SR Viper STX DX | 2015 | |
| Yamaha | SR10XL SR Viper XTX LE | 2015–2016 | |
| Yamaha | SR10XS SR Viper XTX SE | 2015–2017 | |
| Yamaha | SR10LD SR Viper LTX DX | 2015–2018 | |
| Yamaha | SR10LS SR Viper LTX SE | 2015–2017 | |
| Yamaha | RX10P Apex | 2008–2017 | |
| MV | Agusta F4 ABS | 2013 | |
| Kawasaki | ZX636 Ninja ZX-6R 30th Anniversary | 2015 | |
| Kawasaki | ZX636 Ninja ZX-6R ABS 30th Anniversary | 2015 | |
| Arctic | Cat Pantera 7000 Limited | 2015–2019 | |
| Arctic | Cat M 7000 Sno Pro 153 | 2015–2016 | |
| Arctic | Cat XF 7000 High Country | 2015–2016 | |
| Arctic | Cat XF 7000 Cross Country | 2015 | |
| Arctic | Cat ZR 7000 RR | 2015–2016 | |
| Arctic | Cat ZR 7000 El Tigre | 2015–2017 | |
| Harley-Davidson | XG750 Street 750 | 2015–2020 | |
| Harley-Davidson | XG500 Street 500 | 2015–2020 | |
| Triumph | Street Triple ABS | 2014–2016 | |
| Yamaha | LAT1100 SX210 | 2012–2015 | |
| Yamaha | LAT1100 AR210 | 2012–2015 | |
| Kawasaki | ZX1100 GPZ ABS | 1996 | |
| Arctic | Cat ZR 7000 Sno Pro | 2014–2015 | |
| Arctic | Cat ZR 7000 LXR | 2014–2015 | |
| Arctic | Cat ZR 7000 Limited | 2014–2015 | |
| Arctic | Cat XF 7000 Sno Pro | 2014–2015 | |
| Arctic | Cat XF 7000 LXR | 2014–2015 | |
| Arctic | Cat XF 7000 Limited | 2014–2015 | |
| Arctic | Cat XF 7000 Crosstour | 2014–2018 | |
| Arctic | Cat XF 7000 Cross Country Sno Pro | 2014 | |
| Suzuki | GSX1300R Hayabusa Limited Edition | 2006 | |
| MV | Agusta F4R ABS | 2013 | |
| MV | Agusta Brutale 1090RR ABS | 2013 | |
| MV | Agusta Brutale 1090R ABS | 2013 | |
| MV | Agusta Brutale 1090 ABS | 2013 | |
| Yamaha | SR Viper XTX SE | 2014 | |
| Yamaha | SR Viper RTX SE | 2014 | |
| Yamaha | SR Viper LTX SE | 2014 | |
| Yamaha | SR Viper LTX | 2014 | |
| Yamaha | SR Viper | 2014 | |
| Polaris | Ranger RZR XP 900 HO Jagged X Edition | 2013 | |
| Polaris | Ranger RZR XP 900 EPS Walker Evans LE | 2013 | |
| Polaris | Ranger RZR XP 900 EPS LE | 2013 | |
| Polaris | Ranger RZR XP 4 900 | 2013 | |
| Polaris | Ranger RZR 570 EPS Trail LE | 2013 | |
| Polaris | Ranger 900 XP | 2013–2014 | |
| Kawasaki | ZX636 Ninja ZX-6R ABS | 2013–2024 | |
| Yamaha | FX10M FX Nytro MTX SE 153 | 2010–2012 | |
| Yamaha | FX10M FX Nytro MTX 162 | 2013–2014 | |
| Yamaha | RX10XT Apex XTX | 2011–2017 | |
| Yamaha | RX10PS Apex SE | 2011–2015 | |
| Polaris | Ranger RZR XP 4 900 EPS LE | 2012–2013 | |
| Polaris | Ranger RZR 570 | 2012–2013 | |
| MV | Agusta Brutale 1090R | 2012 | |
| Aprilia | Scarabeo 100 | 2006–2009 | |
| Yamaha | FX10XT FX Nytro XTX 1.75 | 2013–2014 | |
| Yamaha | FX10M FX Nytro MTX 153 | 2012–2014 | |
| TM | SMX450F | 2011 | |
| KTM | 250 SX-F | 2013 | |
| Husqvarna | TXC 310 | 2012 | |
| Cannondale | X440 | 2002 | |
| Cannondale | E440 | 2002 | |
| Cannondale | C440R | 2002 | |
| Yamaha | YZ250F | 2012–2013 | |
| Polaris | Ranger RZR XP 900 LE | 2012–2013 | |
| MV | Agusta Brutale 1090RR | 2012 | |
| Husqvarna | TE310 | 2012 | |
| Yamaha | FZ8 | 2011–2013 | |
| Triumph | Tiger 800 XC ABS | 2011–2013 | |
| Triumph | Tiger 800 ABS | 2011–2015 | |
| Polaris | Ranger RZR XP 900 | 2011–2013 | |
| Aprilia | RSV4 Factory SE | 2011 | |
| Yamaha | FX10M FX Nytro MTX SE 162 | 2010–2012 | |
| MV | Agusta F4 | 2010–2011 | |
| MV | Agusta Brutale 990R | 2010–2011 | |
| Husqvarna | TXC 250 | 2010–2012 | |
| Aprilia | RSV4 R | 2010–2011 | |
| Aprilia | RSV4 Factory | 2010 | |
| Yamaha | FZ6R | 2009–2017 | |
| Yamaha | FX10XT FX Nytro XTX | 2009–2013 | |
| Yamaha | FX10RTRS FX Nytro RTX SE | 2009–2010 | |
| MV | Agusta F4 RR 312 1078 | 2009 | |
| Kawasaki | JT1500 STX | 2009–2010 | |
| Husqvarna | TE250 | 2009–2012 | |
| Husqvarna | TC250 | 2009–2011 | |
| Yamaha | WR250X | 2008–2011 | |
| Yamaha | WR250R | 2008–2019 |
Orderflow's verified cross-reference lists 1 equivalent part number for the NGK SPARK PLUGS 3521, including WIX 33521. Always confirm against the manufacturer spec before ordering.
This part has 250 verified vehicle applications on record. See the fitment table on this page for makes, models and years.
Yes. Orderflow's part cross-reference is free, with no login required.
Run a truck or trailer parts desk? See Orderflow in action →
Found a wrong match? Report it. Data is a cross-reference guide — always verify against the manufacturer specification for your application.