MazdaSpeed3 Modifications | Mazda3 Forums

Sticky ****BLOW OFF VALVES**** - The Basics of BOVs, BPVs, and Hybrid Valves

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Sticky MS3 Exhaust Info Collection

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by M1ke

Sticky THE INTAKE POST!!! (Info on every MS3 intake out there.) POST QUESTIONS HERE!!!

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by 08shellshock3d

Sticky MazdaSpeed3 Suspension Guide

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Sticky MazdaSpeed3 Performance Guide

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by Onelovesoccer

Sticky Brief How-to: Downpipe removal

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Sticky How-To: Install Defi Red Racer Boost Gauge

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Sticky ****TURBOCHARGED MOTORS**** - The Components, Process, and Modifications

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by epic3

Sticky HOW-TO: Installing an Oil Catch Can

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by jri4

Sticky ****MOTOR MOUNTS**** - The Basic Breakdown

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by reactiveracing3

Sticky HOW TO: Installing Vishnu XEDE Interceptor system

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by nutari

Cheap exhaust question

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Motor removal, Swap or fix up?

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Buying a used 2010 Mazdaspeed3

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by Octavius1236

Can i get opinions on Borla Axleback for gen 2 speed3?

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Mazda 3 power outlets notworking

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by john_in_the_lbc

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by Joe214

Spark plug harness 2010 speed 3

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390

by Crispylips11

Horrible KR at part throttle

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by AnthonyGalati7

P0172 replaced upstream o2 and maf still having issues.

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Need help deciding on a diverter/bypass valve to buy for my speed3

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White smoke from the exhaust

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by okvol

Compatible engine swaps for 1st gen ms3s?

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FMIC Options....

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Been trying to fix this check engine light code p2187

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by Abdie

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by Gcross

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How much boost should I have??

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by omar23sanchez

Mysterious oil loss

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Turbo flutter at full boost

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Unique idea HELP

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222

Help a tuning newbie out?

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496

Boost not pushing over 5lbs

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376

by Michael Yang

Advice for inspecting a Mazdaspeed 3 that I am considering purchasing.

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New member, new manual driver

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Mazdaspeed3 Diet program?

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[XTREM3] Building the Baby.

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WELL, ... what next?

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MS3 Resonator Removal (millionth topic probably)

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possible immobilizer system activation/malfunction

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How To: Unlock Trip Computer On Non GT MS3

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