BRAND NEW B12 "PRO-KIT" BILSTEIN TUNED SUSPENSION BTS KIT (BILSTEIN PART #BTS-7503). THIS KIT IS FOR THE MUSTANG COUPE MODELS LISTED. IT WONT FIT ANY MUSTANG CONVERTIBLES. THE B12 BILSTEIN TUNED SUSPENSION (BTS) KIT IS A HIGH PERFORMANCE SYSTEM THAT INCLUDES FOUR COIL SPRINGS WITH A SPECIALLY-TUNED SPRING RATE AND BILSTEINS MONOTUBE GAS PRESSURE SHOCKS/STRUTS FEATURING VALVING SPECIFIC TO YOUR VEHICLE. THE B12 SYSTEM PROVIDES A LOWER STANCE AND MORE STABLE RIDE FOR BETTER ROAD HANDLING AND CONTROL. THIS IS THE MOST ECONOMICAL WAY TO VASTLY IMPROVE YOUR CARS PERFORMANCE AND APPEARANCE. INCLUDES: 2 - FRONT STRUTS, 36MM 2 - REAR SHOCKS, 46MM 2 - FRONT SPRINGS 2 - REAR SPRINGS UPPER SPRING ISOLATORS, PINION SNUBBERS, BUSHINGS, WASHERS, & NUTS B12 FEATURES: BILSTEIN GAS PRESSURE, MONOTUBE TECHNOLOGY, MADE IN GERMANY INVERTED TUBE TECHNOLOGY ELIMINATES ROD FLEX AND PROVIDES UNMATCHED LATERAL STABILITY APPLICATION SPECIFIC PROGRESSIVE RATE PERFORMANCE SPRINGS FOR DRIVERS WANTING PRECISION HANDLING AND SUPERB DRIVER COMFORT AND SATISFACTION, WHILE SEEKING OUT MORE CURVES TO CONQUER PROFESSIONAL CORNERING SYSTEM (PCS) PRECISE RESPONSE, EXCELLENT PERFORMANCE AND PREDICTABLE CONTROL PROVIDES FOR A LOWER, ACTION-READY LOOKING VEHICLE SPRINGS AND SHOCK ABSORBERS ARE PERFORMANCE ROAD-TESTED AND FINE-TUNED TO COMPLEMENT EACH OTHER PERFECTLY APPLICATIONS: FORD 1994-2004 MUSTANG BASE COUPE, GT COUPE, & GTS COUPE 1994-1998 MUSTANG SVT COBRA COUPE 2003-2004 MUSTANG MACH I COUPE **THIS PARTICULAR KIT WONT FIT 99-04 SVT COBRA COUPES AND WONT FIT ANY MUSTANG CONVERTIBLE MODELS** YOU CAN VIEW AND DOWNLOAD THE INSTALLATION INSTRUCTIONS HERE.