Early OE Honda 5-spool lockup shift valves can exhaust lube oil through the valve when in lockup, resulting in lube related issues. This Sonnax drop-in, updated lockup shift valve kit 98892-16K eliminates the exhaust circuit for lube oil at the lockup shift valve location (see illustration). Direct drop in replacement, no tools required Eliminates the need for external 2nd gear lube update on early versions Updated lube control