E30 Rear Subframe & Diff Bushing Kit (Poly) Select Poly Hardness::Polyurethane 95A (Performance/Drift) bolt-through S14 M3 mount that

bolt-through S14 M3 mount that offers virtually the same performance as a solid metal mount

So we designed the original polyurethane F80/F82/F87 diff bushings

Select either 18mm or 19mm size below

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Our poly 75D BMW E30 (M42) motor mounts eliminate virtually all engine movement for increased performance

E30 Rear Subframe & Diff Bushing Kit (Poly) Select Poly Hardness::Polyurethane 95A (Performance/Drift) bolt-through S14 M3 mount thatOur BMW E30 rear subframe & diff bushing kit comes complete with matching subframe and diff bushings in a simple kit. We offer multiple hardness options that cover everything from an OEM+ build to a purpose built racecar. These are the original two piece encapsulating E30 subframe bushings, so you know they're the best. The stock rubber bushings are intentionally designed to deflect (move twist), which is great for comfort and noise reduction, but not