TSB WLK052418 — Toyota Service bulletin

WLK052418 is a service bulletin on file with NHTSA for the Toyota Tacoma, 1995–1999 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Provides instructions for returning Walker Exhaust Systems' BM Premium Pipe (P/N 55096). Because the part did not have the oxygen sensor fitting drilled out, it will not allow the sensor to be installed.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
5Model years

Vehicles and model years WLK052418 names

VehicleModel years
Toyota Tacoma 1995, 1996, 1997, 1998, 1999

Every document filed under WLK052418

Document IDFiledType
WLK052418 May 24, 2018 Service bulletin

What WLK052418 covers

Engine — the component vocabulary NHTSA files this communication under.

← All Toyota Tacoma TSB years TSB lookup by model

Questions buyers ask

What is TSB WLK052418?

WLK052418 is a service bulletin filed with NHTSA by Toyota, covering the Toyota Tacoma across the 1995–1999 model years. NHTSA's summary reads: Provides instructions for returning Walker Exhaust Systems' BM Premium Pipe (P/N 55096). Because the part did not have the oxygen sensor fitting drilled out, it will not allow the sensor to be installed.

Which vehicles does WLK052418 cover?

NHTSA's file names Toyota Tacoma (1995–1999). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB WLK052418 a recall, and is the repair free?

No. WLK052418 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of WLK052418?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under WLK052418, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under WLK052418. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.