BMW 325i Exhaust System

MAGNAFLOW STAINLESS STEEL CAT-BACK EXHAUST SYSTEM -- 2.25 in. Tubing O.D. Size, 3 in. Tip O.D. Size, Rear Exit Position, Single System, Includes 5 in. X 8 in. X 18 in. Muffler, 4 in. X 9 in. X 11 in. Resonator, And Dual Polished Stainless Steel Tips, Made Of 100% Tough And Durable Stainless Steel, Dyno Tested And Proven To Provide Performance Gains In Horsepower And Torque, Delivers Great Sound With A Smooth And Deep Tone, Built To Last, All Welded, Mandrel Bent, Complies With Most State And Federal Laws, Designed And Tested To Meet Legal Sound Level Limits, Easy To Install, With Magnaflow's Limited Lifetime Warranty

Fits the following 2001-2005 BMW 325i submodels:

• 2001-2005: Base; 6 Cyl 2.5L; "Gas, FI, M54, Naturally Aspirated"
• 2003-2005: Base; 6 Cyl 2.5L; "GAS, FI, M56, Naturally Aspirated"

BORLA CAT-BACK EXHAUST SYSTEM -- 2 in. Inlet And Outlet Diameter, 3.19 in. X 4.75 in. Dual Round Rolled Angled-Cut Tip, Rear Exit, Made From Aircraft-Quality, 100% T-304 Austenitic And Sound-Absorbing Mandrel-Bent Stainless Steel That Maintains Low Decibels And Protects Against Burnout, Dyno-Proven To Yield An Increase Of 7-15% In Horsepower While Providing Better Fuel Economy, Insulated To Reduce Shell Temperature For A Cooler Driver's Compartment, Increases Flow And Power, Features A Patented Uninterrupted-Flow Design And Multi-Core Technology, With Longer Spike For Scavenging To Generate Maximum Power, 50-State Emission Legal, With Borla's Million-Mile Warranty

Fits the following 2001-2005 BMW 325i submodels:

• 2001-2005: Base; 6 Cyl 2.5L;

PACESETTER MONZA PERFORMANCE CAT-BACK EXHAUST SYSTEM, ALUMINIZED STEEL, BLACK -- 2 in. main piping diameter; 2 in. tailpipe diameter; Dual rear exit; Dual inlet and outlet muffler configuration; Includes installation hardware, black aluminum muffler, and 2.5 in. dual T-304 stainless steel round exhaust tip with angled-cut and non-rolled edge style; This exhaust system is made from corrosion-resistant aluminized steel and designed to replace the original equipment muffler system; It utilizes the right combination of larger-than-stock 16-gauge mandrel-bent tubing and low back-pressure high-flow performance muffler for cooler and smoother engine operation and increased performance; With Pacesetter's 3-year warranty.

Fits the following 1989-1991 BMW 325i submodels:

• 1989-1991: Base; 6 Cyl 2.5L;

PACESETTER MONZA PERFORMANCE CATBACK EXHAUST SYSTEM, BLACK -- Made From Corrosion-Resistant Aluminized Steel, Designed To Replace Original Equipment Muffler System, Utilizes The Right Combination Of Dual 2 Large-Than-Stock 16-Gauge Mandrel-Bent Tubing And Low Back-Pressure High-Flow Performance Mufflers For Cooler And Smoother Engine Operation With Increased Performance, Features A 3 Dual Chrome-Plated T304 Stainless Steel Monza Premium Exhaust Tip With Rolled End, Includes Necessary Hardware And Installation Instructions

Fits the following 1992-1995 BMW 325i submodels:

• 1992-1995: Base; 6 Cyl 2.5L;

SILVERLINE PERFORMANCE EXHAUST SYSTEM, CAT BACK, T304 STAINLESS STEEL -- Made From Mandrel Bent Tubing, T304 Stainless Steel, Engineered To Improve Your Vehicle's Overall Performance By Generating Dyno-Proven Figures Of Up To 13 Horsepower And Up To 23 Ft/Lbs Of Torque While Reducing Exhaust Gas Temperatures And Improving Gas Mileage, Offers Unmatched Quality And Looks With Superior Resistance To Corrosion And Discoloration, Designed To Produce An Aggressively Deep And Rich Sound, With Manufacturer's Limited Lifetime Warranty

Fits the following 1992-1993 BMW 325i submodels:

• 1992-1993: Base; 6 Cyl 2.5L; "GAS, FI, M20"