Allstar Performance Valve Cover Breather w/o Shield - 1-1/2" I.D. 21300LR-O Chin guard crush: Hammer hits

Chin guard crush: Hammer hits chin guard and measures ability to keep impact away from the head

Earmuffs: Certified for track use as they offer excellent isolation from external noises

The extra long vertical ribbon strips create adjustable bottom straps that allow you to mount the net directly to a door bar without the need for a window net mount kit

24 in Square

for fresh air

Allstar Performance Valve Cover Breather w/o Shield - 1-1/2" I.D. 21300LR-O Chin guard crush: Hammer hitsShielded or non shielded clamp on breathers will fit valve cover tubes. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance. Product Description: Breather Clamp On Round 1 1 2 in OD