Spark Plug
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Spark Plug
5 items
Engine Auxiliary Components
Spark Plug 4955850/4937472/5473010 for Cummins Gas Engines – OEM Replacement
<p>Stop downtime and restore peak combustion in your Cummins gas engine — this <strong>Cummins spark plug</strong> delivers OEM-equivalent ignition performance, even under high-load, continuous-duty cycles common in fleet and rental operations.</p> <ul> <li>Direct-fit replacement for part numbers <strong>4955850, 4937472, and 5473010</strong> — no guesswork, no cross-referencing delays</li> <li>Engineered with nickel-alloy electrodes and optimized heat range (HS-12) for ISL G and QSL9 G CM558 engines — critical for stable idle and clean burn in low-oxygen CNG/LPG environments</li> <li>Pre-tested for dielectric strength and gap consistency — eliminates the risk of misfires caused by inconsistent aftermarket tolerances</li> <li>In-stock in our Guangzhou warehouse and ships in 2–5 working days, even for single-piece orders</li> </ul>
Engine Auxiliary Components
Spark Plug Wire 3966404 for Cummins B5.9 and ISB5.9G Gas Engines – High-Temp Resistant
<p>Stop ignition misfires and engine hesitation in your Cummins B5.9 or ISB5.9G gas engine—especially under sustained high-load operation where stock wires degrade fast. This <strong>Cummins spark plug wire 3966404</strong> delivers OEM-matched electrical resistance and silicone-jacketed thermal stability up to 250°C, so your engine stays responsive even after hours of continuous duty.</p> <ul> <li>Fits B5.9 GAS PLUS CM556, B5.9 LPG PLUS CM556, and ISB5.9G CM2180—no guesswork on compatibility</li> <li>Features <strong>100% copper conductor core</strong> (not CCA), critical for consistent spark energy transfer in gas-fueled engines</li> <li>Ships from our Guangzhou warehouse same-day if ordered before 3 PM CST—no waiting weeks for OEM backorders</li> <li>Each wire is pre-tested for dielectric strength and resistance drift at 150°C to ensure real-world reliability</li> </ul>
Engine Auxiliary Components
Laser Iridium Spark Plugs SILZKR7C11S for Honda CR-V & Accord 2008–2016
<p>Stop guessing, start trusting — these Laser Iridium Spark Plugs deliver OEM-level ignition reliability and extended service life for your Honda CR-V (2012–2016) and Accord (2008–2012), without the OEM price tag or wait time.</p> <ul> <li><strong>SILZKR7C11S</strong> spark plugs feature a 0.4mm laser-welded iridium center electrode — the exact specification required to prevent misfire under high-compression load and maintain optimal combustion efficiency</li> <li>No more cross-referencing confusion: each plug is pre-gapped to 1.1mm and stamped with genuine FridayParts traceability — no counterfeit risk, no rework</li> <li>Ships same-day from our Guangzhou warehouse — get real-world uptime back fast, even on urgent fleet maintenance</li> <li>Backed by XUNPO’s 6-month warranty and technical verification support, because your engine deserves more than just a part number match</li> </ul>
Engine Auxiliary Components
Spark Plug for MTU 4000 Engine – OEM-Fit High-Performance Replacement
<p>Stop engine misfires and extend MTU 4000 service intervals with this OEM-fit <strong>MTU 4000 spark plug</strong> — precision-matched to the thermal and electrical specs of the 16V4000L61’s high-compression combustion chamber.</p> <ul> <li>Prevents costly unplanned downtime by eliminating inconsistent ignition — a common failure point when using generic or underspecified plugs</li> <li>Features nickel-alloy center electrodes and laser-welded ground straps, critical for stable spark delivery under sustained high-load generator or marine propulsion duty cycles</li> <li>Cross-references X52404500062 and 11+ OEM/aftermarket numbers including MDE 70700180049 and Federal-Mogul 0004.800.986.00.07</li> <li>Ready to ship from Guangzhou warehouse — no waiting weeks for OEM backorders</li> </ul>
Engine Auxiliary Components
Spark Plug and Wire Kit for Yanmar 3TNV70 – Direct Fit for John Deere XUV 825i/835M
<p>Stop guessing, delays, and misfits — get perfect ignition performance on your Yanmar 3TNV70-powered John Deere XUV 825i or 835M with this direct-fit <strong>Yanmar 3TNV70 spark plug kit</strong>. Every component is pre-matched and tested to eliminate cold starts, misfires, and premature wear — especially critical for high-hour UTVs running in demanding terrain or temperature swings.</p> <ul> <li>Includes genuine-spec BKR6EGP spark plugs + MIU12783/MIA11722 ignition wires — the exact OEM-specified resistance and boot geometry for reliable coil-on-plug signal transfer</li> <li>Fits all major XUV variants: 825E/i/M (including S4), 835E/M/R, and 845E/M/R — no trimming, splicing, or adapter needed</li> <li>Pre-tested for consistent gap (0.028") and dielectric integrity — avoids the voltage leakage that plagues generic wire sets after just 50 hours</li> <li>Ships from Guangzhou warehouse same day if ordered before 3 PM CST — no waiting weeks for OEM backorders</li> </ul>