RYPOS LETRU

This page last reviewed January 19, 2012.

PLEASE NOTE: Verifications are issued chronologically.  The most recently issued Executive Order or individual attachment is the one which is currently in effect and is listed below each manufacturer’s verification.  The most recent Executive Order supersedes any previous Executive Orders for the same product.   Should you wish to view any previous Executive Orders or attachments for reference purposes related to a manufacturer’s verification, please click on the associated link below each description.

The California Air Resources Board (ARB) has verified the Rypos' DPF/LETRU™ (Level 2 Plus) diesel particulate filter, which can be used to comply with the Low-Emission TRU (LETRU) In-Use Performance Standard on most trailer TRUs using 2003 and older model year engines.  The Rypos DPF/LETRUTM consists of active flow-through filters made out of an electrically conductive sintered metal fiber medium.  It is microprocessor controlled with a backpressure control system, an electrical control circuit, and a backpressure warning indicator.  TRU owners should read about the specific conditions for which the DPF/LETRUTM has been approved in the Executive Order, below.  Specific engine models and families that apply are listed in the attachment below.

EXECUTIVE ORDER PARTS LIST ENGINE FAMILY LIST LABEL SWAPPING & RE-DESIGNATION POLICY
DE-09-001-01 August 2, 2010 August 2, 2010
THE FOLLOWING EXECUTIVE ORDERS ARE SUPERSEDED
DE-09-001   March 9, 2009 March 9, 2009  



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