Executive order

D-540-4

Summit Industries, Inc.

Vehicle applications

No vehicle applications were preserved for this order.

Part records

Part numberModel/specificationModificationRemarks
THY-5112000 to 2004 Tacoma, 4Runner 2/4wd with 2.4 or 2.7L engineThe Summit Industries, Inc.ÔÇÖs Thorley Headers are a shorty style header that is manufactured out of 14 gage mild steel with either a chrome or ceramic finish. The oxygen sensor is retained in the stock location and at a collector. The headers may include a connecting Y-pipe that is also manufactured out of 14 gage mild steel.