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  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459
  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459
  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459
  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459
  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459
  • MagnaFlow 2.5in Pipe Dia Street Series Cat - Back Exhaust Mazda Mazdaspeed 3 2.5L 2019 - 21 | 19459 - JDMuscleCat Back Exhaust Systemmag19459

Magnaflow

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Street Series Axle-Back Exhaust

Fits: 19-21 Mazda 3

$96700
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Auto Parts Store of the Year 2026

Magnaflow Street Series Axle-Back Exhaust
Fits: 19-21 Mazda 3
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Fitment

Please Note: This is an axle-back system; Product Type kept 'Cat Back Exhaust System' per Wave 1 rule. Legacy media retained (6 images, provenance unverified); no official manufacturer images attached - flag for Leo's media sweeps.

Description

MagnaFlow Street Series axle-back exhaust for the 2019-2021 Mazda 3 (2.5L). Straight-through muffler with dual split rear 4-inch black chrome tips, mandrel-bent 2.5-inch stainless tubing, and CNC precision robotic manufacturing for a bolt-on fit. MagnaFlow's smooth tone with moderate interior noise and dyno-proven performance; limited lifetime warranty.

  • Manufacturer part number: 19459 - Street Series
  • Fitment: 2019-2021 Mazda 3 2.5L, dual split rear exit.
  • Axle-back system - straight-through muffler, 5x8x18-inch muffler body
  • Dual split rear exit: 4-inch black chrome-finished stainless tips (welded-on, double wall, angle cut, folded edge)
  • 2.5-inch mandrel-bent stainless steel piping; hangers and gasket included; bolt-on installation
  • Street Series: smooth tone, moderate interior noise
  • Limited lifetime warranty

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