NGK 6506 Spark Plug
Specs, cross-brand equivalents, vehicle fitment, and live prices for the NGK 6506.
The NGK 6506 is a 14mm thread, 26.5mm reach spark plug. These specifications are decoded from the NGK part number and determine which plugs it safely cross-references to — a valid equivalent must match the thread, reach, seat and heat range.
Cross-reference equivalents
| Brand | Part | Metal | Buy |
|---|---|---|---|
| Bosch | FR8NP | Platinum | Buy |
| NGK | LFR5AIX-11 | Iridium | Buy |
| NGK | LFR5AP11 | Copper | Buy |
| Beru | 14FGR-8MQPU | — | Buy |
| Beru | 14FR-8MPUX2 | — | Buy |
| Beru | Z211 | — | Buy |
| Beru | Z302 | — | Buy |
| Champion | OE175 | Copper | Buy |
| Champion | OE175/R04 | Copper | Buy |
| Champion | OE240 | Copper | Buy |
| Champion | REA12WMB4 | Copper | Buy |
| Champion | REC10PYC4 | Platinum | Buy |
| Denso | 267700-3660 | — | Buy |
| Denso | FXE16HR11 | Iridium | Buy |
| A528 | — | Buy | |
| NGK | 4300 | — | Buy |
| NGK | 4469 | — | Buy |
| NGK | 4775 | — | Buy |
| NGK | 5613 | — | Buy |
| NGK | 90565 | — | Buy |
| NGK | 91136 | — | Buy |
| NGK | 94977 | — | Buy |
| NGK | DF6H-11B | Copper | Buy |
| NGK | LFR4AP-11 | Copper | Buy |
| NGK | LFR5AQP | Copper | Buy |
| NGK | LFR5BP-11 | Copper | Buy |
| NGK | LFR5P11 | Copper | Buy |
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