BMW 325 Parts & Accessories

BMW 325 Parts & Accessories

The BMW 325 in E30 form is one of the most significant compact sports sedans of the 1980s, carrying the M20B25 2.5-liter inline-six in a lightweight, rear-wheel-drive body that remains one of the most engaging driving experiences in BMW history. The E30 325's mechanical simplicity and massive parts availability make it an ideal platform for restoration, daily driving, or motorsport preparation.

Popular Upgrades

Free-flow exhaust systems and performance headers improve the M20B25's breathing and add a satisfying inline-six sound. Cold-air intake kits and individual throttle body conversions increase throttle response, while coilover suspension and adjustable camber arms give the E30 chassis genuine track capability. Front strut braces and anti-roll bar upgrades further sharpen handling.

What engine is in the BMW E30 325 and how can it be modified?

The E30 325 uses the M20B25 single-VANOS inline-six producing 168 hp in US-spec form. Common modifications include exhaust headers, performance intake manifolds, individual throttle body conversions, and mild cam upgrades. The M20 can reliably produce 190-210 hp with these modifications while retaining daily driveability.

Is the BMW E30 325 good for autocross or track days?

The E30 is a legendary autocross and HPDE platform. Its light weight, near-perfect 50/50 weight distribution, and strong parts availability from dedicated suppliers make it highly competitive. Suspension upgrades, chassis stiffening, and brake improvements deliver substantial lap time gains on a chassis that rewards driver skill above all else.

Build your BMW 325 the right way at Black Ops Auto Works. Browse our exhaust, suspension, and air intake collections.