![Dinan Free Flow Axle-Back Exhaust | E46 325i · 330i | 2.5L I6 · 3.0L I6 [M54] E46 323i 2.5L I6 [M52] Utilizes factory MAF sensor and](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/DinanFreeFlowAxle-BackExhaustE46325i_330i2.5LI6_3.0LI6_M54.png?v=1740268738)
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Utilizes factory MAF sensor and housing
0 inch prototype dyno sheets here and see why a 3
97”) in length
and the G-Series downpipes are no exception
it was quickly determined that the biggest hindrance to improved flow on the stock intake was the factory snorkel
Dinan Free Flow Axle-Back Exhaust | E46 325i · 330i | 2.5L I6 · 3.0L I6 [M54] E46 323i 2.5L I6 [M52] Utilizes factory MAF sensor andDinan's Free Flow Axle Back Exhaust for the 3 series models provides increased flow for power gains without the excessive noise associated with typical ''performance'' mufflers. The Dinan exhausts feature rigid and durable muffler cases manufactured from 20 gauge 304 stainless steel for optimum corrosion resistance. Internally the systems feature Dinan's Tuned Resonance Chamber technology which provides the optimum balance between maximum power gains
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