Dieselsite NO CRUSH Plenum Supports - 1994-2003 Ford F-Series Application Year:1994-Early 1999 If you need a pair

If you need a pair of lift blocks to make use of this feature

long-lasting performance

Neither of these reasons  will be a justifiable warranty claim

Performance reflash of your existing PCM

Dieselsite NO CRUSH Plenum Supports - 1994-2003 Ford F-Series Application Year:1994-Early 1999 If you need a pairPlenum Support Inserts DieselSite Repair bent or crushed intake plenums quickly and cost effectively with these Plenum Support Inserts from DieselSite. Instead of replacing expensive plenums, these inserts reinforce the structure, improve boot sealing, and restore proper fitment for your intake system. Key Features Reinforces bent or crushed intake plenums for a stronger, more durable setup Improves boot seal to prevent leaks and maintain proper