![Dinan Valved Axle-Back Exhaust System | G20 330i · G22 · G23 · G26 430i | 2.0L Turbo I4 [B46] G87 M2 3.0L Turbo I6 [S58] The purpose of the ARM](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/DinanValvedAxle-BackExhaustSystemG20330i_G22_G23_G26430i2.0LTurboI4_B46.png?v=1740166198)
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The purpose of the ARM F80 Race Exhaust can be summed up in one word
these intercoolers keep IATs (intake air temperatures) low
Gasket Maker
looks fantastic
Volume is further optimized by increasing the internal size and angle of the filter base
Dinan Valved Axle-Back Exhaust System | G20 330i · G22 · G23 · G26 430i | 2.0L Turbo I4 [B46] G87 M2 3.0L Turbo I6 [S58] The purpose of the ARMDelivering on the promise of performance (and sound) without sacrifice, the Dinan G20 330i G22 430i exhaust not only grants the B46 B48 4 cylinder improved exhaust flow by reducing back pressure but also imbues the platform with a deeper and fuller note, free of any added drone or other negative side effects commonly associated with aftermarket exhausts. The goal of OEM+ and then some, realized. Utilizing factory cut points and mounting mechanics the
![EMERSON PT5-30M Pressure Switch: [Enhance Your System Performance] VFNC1S-2015P-W](https://cdn.shopify.com/s/files/1/0268/8476/7929/files/EMERSON_PT5_30M_Pressure_Switch___Enhance_Your_System_Performance____EMERSON__1.webp?v=1776119425)
