Long time discontinued this product is now available once again through Melrose T-Top.  Exact aftermarket replication of AC Delco part # 22048299 washer jar filter.  This is the filter that attaches to the pump and sits inside the washer jar.  Also fits the following-

• 75-91 Corvette
• 82-84 Skylark, Astro van, Firenza,
• 82-87 Caprice, Chevette, El Camino, Impala, Monte Carlo, Vega, Nova, Monza, Buicks, Olds, Pontiac, GMC and Chevy trucks

This product ships priority flat rate.