| Brand | Genuine Mitsubishi Motors Original OEM Equipment |
| Part Number | 1822A021 |
| Package Quantity | Set of 4 Matching Spark Plug Units (Complete Engine Core Overhaul) |
| Electrode Core Material | Ultra-Fine High-Density Genuine Iridium Tip Assembly |
| Engine Code Alignment | 2.0L Turbocharged 4B11T DOHC Dual-VVT Platform Only |
| Condition | Brand New Unused Factory Original Retail Box Overstock |
Restore precise fire management lines, eliminate high-boost combustion blowout, and unlock maximum power delivery safely with this Genuine Mitsubishi 1822A021 Iridium Spark Plug 4-Pack. High-performance turbocharged systems running advanced boost maps generate intense chamber pressures and thermal friction levels. Standard low-tier copper plugs melt down or display erratic thermal grounding paths, which leads to sudden idle stalling, acceleration hesitation, and dangerous cylinder misfires. Choosing this factory-original OEM iridium core set guarantees an exact electrode gap depth, high anti-fouling core resilience, and dependable heat dissipation tracking under high-stress track or road operations.
- Premium Iridium Tip Technology: High melting boundary point avoids center electrode erosion under high-boost manifold configurations.
- Anti-Seize Shell Platings: Advanced outer thermal coating blocks thread seizing and moisture rust tracking within aluminum alloy engine blocks.
- Stable Thermal Conductivity: Engineered specifically to mitigate engine detonation traps during sustained high-RPM operation.
Mitsubishi 4B11T powerplants feature distinct ignition calibrations based on vehicle production run years and aftermarket ECU engine mappings.
- Pack of 4 Specification Note: This premium performance listing delivers a complete bundle of four (4) genuine spark plugs.
- 2008–2010 Application Notes: Serves as the precise factory-matching production line standard heat range for early Evolution X and Ralliart models.
- 2011–2015 Evolution X Calibration: Functions beautifully as a verified "Cold" tuning upgrade configuration for modified or higher-boost setups.
| Make, Model Platform & Vehicle Specification Trims | Supported Eras | Chassis Specs / Engine Type & Application Alignment Notes |
|---|---|---|
| MITSUBISHI 4B11T TURBOCHARGED PERFORMANCE FAMILY | ||
| Mitsubishi Lancer Evolution X (GSR, MR, MR Touring, RS Lineups) |
2008 – 2010 Models | • Factory Standard: Matches original production line ignition profiles natively. • Engine: 2.0L Turbo DOHC (4B11T). |
| Mitsubishi Lancer Evolution X (Later Model Run Lineups) |
2011 – 2015 Models | • Tuning Upgrade Note: Functions as a certified "Cold" step upgrade configuration for advanced power tuning parameters. |
| Mitsubishi Lancer Ralliart (Sedan & Sportback Variants) |
2008 – 2010 Models | • Direct replacement drop-in factory specification setup. • Fits the matching 2.0L Turbo 4B11T engine architecture seamlessly. |
All customer orders are handled, securely processed, and dispatched within 1 business day. Fragile inner ceramic insulation layers can suffer invisible hairline stress cracks if dropped hard or handled roughly inside loose padded mailers. We ship this original 4-pack inside a sturdy outer protective cardboard carton with firm internal stabilization packing to ensure your items land clean, perfectly gapped, and fully intact.
We support your high-performance engine maintenance with a reliable 30-day store return policy. Under strict return regulations for engine ignition electrical elements, returns can only be processed if all 4 plugs remain completely uninstalled, show no anti-seize paste residue, zero electrode terminal soot scores, no thread torque marks, and arrive securely in their original undamaged factory-branded retail boxes.