Bosch N19 Spark Plug

Specs, cross-brand equivalents, vehicle fitment, and live prices for the Bosch N19.

The Bosch N19 is a 14mm thread, 19mm reach, heat range 19, copper electrode spark plug, pre-gapped to 0.043. These specifications are decoded from the Bosch 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

Showing the 40 closest cross-references of 49 total interchangeable part numbers for this plug.

Affiliate disclosure: As an Amazon Associate and affiliate partner we earn from qualifying purchases. Always confirm fitment against your owner's manual or the manufacturer catalog before buying.