International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Professional Gasket Fel-Pro 61070 Regular Engine Gasket Mahle Or Felpro Gaskets OEM Quality Exhaust Seal FEL-PRO 61203 Exhaust Pipe Flange Gasket Fel-Pro Automotive Gasket Hi Jacob, I'm glad to help you! This Felpro Exhaust Flange Gasket (Part # 61203) will fit for both driver and passenger side flange on your 1999 Ford Mustang GT Unsurpassed quality you can trust FEL-PRO 61203 Exhaust Pipe Gasket Fits select: 1996-2004 FORD MUSTANG, 2003-2004 MERCURY MARAUDER. Free 90-day returns Meets or exceeds all original equipment specifications
