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Pedals & Effects - Gsus4

Pedals & Effects

Explore a curated selection of guitar pedals and effects at Gsus4 - from boutique overdrive and distortion to delay, reverb, modulation, pitch, volume and utility pedals. Our range covers everything from classic analogue tones to modern, experimental sound design tools.

Based in Sydney, Gsus4 focuses on thoughtfully selected gear that inspires creativity, whether you are building a compact pedalboard, refining your core tone, or expanding into ambient and textural sounds. Each pedal is chosen for sound quality, build reliability and real-world usability.

Discover gain devices, preamps, buffers, switching solutions and time-based effects from respected global and boutique brands. Whether you play live, record at home, or experiment in the studio, our guitar effects collection is designed to support every stage of your signal chain.

Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $350.00
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Current price $350.00

Source Audio | ULTRAWAVE | Stereo Multiband Processor

Source Audio

Transform Your Guitar Tone with Multiband Saturation and Tremolo It's safe to say bands like Muse and Rage Against the Machine wouldn't have mad...

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Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $350.00
$350.00 - $350.00
Current price $350.00
Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $375.00
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Current price $375.00

Source Audio | ULTRAWAVE BASS | Stereo Multiband Bass Processor

Source Audio

Transform Your Bass Tone with Multiband Saturation and Tremolo If you're a bass player with an ear for nontraditional fuzz/distortion sounds and...

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Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $375.00
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Current price $375.00
Original price $439.00
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Original price $439.00
Current price $319.00
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Current price $319.00

Source Audio | GEMINI | Programmable Stereo Chorus

Source Audio

Three Flavours of Deep, Hypnotic Chorus Drift away on swirlicious clouds of liquid stereo chorus generated by the Source Audio Gemini Chorus guit...

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Original price $439.00
Original price $439.00 - Original price $439.00
Original price $439.00
Current price $319.00
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Current price $319.00
Original price $439.00
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Original price $439.00
Current price $325.00
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Current price $325.00

Source Audio | LA LADY | 3 Classic Overdrive | w/ 56bit Sigma DSP

Source Audio

Every Overdrive You Could Ask For Like all their One Series pedals, there's a lot more to the Source Audio L.A. Lady Overdrive pedal than meets th...

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Original price $439.00
Original price $439.00 - Original price $439.00
Original price $439.00
Current price $325.00
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Current price $325.00
Original price $439.00
Original price $439.00 - Original price $439.00
Original price $439.00
Current price $349.00
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Current price $349.00

Source Audio | LUNAR | Tweakable Phaser | w/ 56bit Sigma DSP

Source Audio

Like all of their One Series pedals, there's a lot more to the Source Audio Lunar Phaser pedal than meets the eye. Right off the shelf, it offers...

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Original price $439.00
Original price $439.00 - Original price $439.00
Original price $439.00
Current price $349.00
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Current price $349.00
Original price $439.00
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Original price $439.00
Current price $329.00
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Current price $329.00

Source Audio | Kingmaker | Tweakable Fuzz | w/ 56bit Sigma DSP

Source Audio

The Infinitely Tweakable Fuzz Pedal When you get the Source Audio Kingmaker Fuzz pedal, you've got three wide-ranging fuzz types to explore — a...

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Original price $439.00
Original price $439.00 - Original price $439.00
Original price $439.00
Current price $329.00
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Current price $329.00
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Original price $649.00
Original price $649.00 - Original price $649.00
Original price $649.00
Current price $529.00
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Current price $529.00

Strymon | ZELZAH | Multidimensional Stereo Phaser

Strymon

The Strymon Phaser You've Been Waiting For The Strymon Zelzah Multidimensional Phaser effects pedal packs undeniable vintage vibe, offering phasin...

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Original price $649.00
Original price $649.00 - Original price $649.00
Original price $649.00
Current price $529.00
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Current price $529.00
Original price $299.00 - Original price $299.00
Original price $299.00
$299.00
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Current price $299.00

GFI System | ROSSIE | Dynamic Multi Envelope Filter Pedal | w/ EXP

GFI System

ROSSIE is a dynamic multi-filter pedal, encompassing 3 essential tone-enriching filter effects:  Envelope Filter - a colourful resonant filter...

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Original price $299.00 - Original price $299.00
Original price $299.00
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Current price $299.00
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Original price $299.00 - Original price $299.00
Original price $299.00
$299.00
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Current price $299.00

GFI System | ORCA | Stereo Delay w/ EXP

GFI System

Orca packs four quintessential GFI System’s delay algorithms into a compact pedal that is straightforward and easy to use. Intuitive user interf...

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Original price $299.00 - Original price $299.00
Original price $299.00
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Current price $299.00
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Original price $299.00 - Original price $299.00
Original price $299.00
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Current price $299.00

GFI System | SKYLAR | Pristine Studio-Grade Reverb | w/ EXP

GFI System

Skylar packs four quintessential GFI System’s reverb algorithms into a compact pedal that is straightforward and easy to use. Intuitive user int...

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Original price $299.00 - Original price $299.00
Original price $299.00
$299.00
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Current price $299.00
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Original price $829.00
Original price $829.00 - Original price $829.00
Original price $829.00
Current price $659.00
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Current price $659.00

Strymon | NightSKY | Time-Warped Reverberator & Step Sequencer

Strymon

From atmospheric dreampop to splattery aughties post-rock, shimmery Sunday soaks to fathomless meditative mantras, the Strymon NightSky reverb p...

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Original price $829.00
Original price $829.00 - Original price $829.00
Original price $829.00
Current price $659.00
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Current price $659.00
Original price $749.00
Original price $749.00 - Original price $749.00
Original price $749.00
Current price $729.00
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Current price $729.00

GFI System | SYNESTHESIA | MULTI Modulation Engines

GFI System

Synesthesia is an advanced, yet user friendly dual-channel multi-modulation engines, capable of running two modulation algorithms simultaneous...

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Original price $749.00
Original price $749.00 - Original price $749.00
Original price $749.00
Current price $729.00
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Current price $729.00
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Original price $65.00 - Original price $65.00
Original price $65.00
$65.00
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Current price $65.00

Strymon | MADAWAY PRESETS Vol. 1 | BigSky & TimeLine Presets | 6 Reverbs & 3 Delays

Madaway

    Gsus4 is now exclusively carrying MADAWAY(@david_kim_madaway) 's Strymon Presets!The package includes all of MADAWAY's signature time-based so...

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Original price $65.00 - Original price $65.00
Original price $65.00
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Current price $65.00
Original price $789.00
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Original price $789.00
Current price $629.00
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Current price $629.00

Strymon | IRIDIUM | Amp Modeler & IR Cabinet

Strymon

Pack the Pedals. Leave the Mic and Amp. Love your pedals, but hate hauling an amp to practice or play out? The pedal-sized Strymon Iridium give...

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Original price $789.00
Original price $789.00 - Original price $789.00
Original price $789.00
Current price $629.00
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Current price $629.00
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Current price $65.00

Strymon | MADAWAY PRESETS Vol. 2 | BigSky & TimeLine Presets | 3 Reverbs & 3 Delays

Madaway

  Gsus4 is now exclusively carrying MADAWAY(@david_kim_madaway) 's Strymon Presets! The package includes all of MADAWAY's signature time-based sou...

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Original price $65.00 - Original price $65.00
Original price $65.00
$65.00
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Current price $65.00
Original price $89.00 - Original price $89.00
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$89.00
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Current price $89.00

GFI System | Saint Pope PRESETS | Specular Tempus Presets | 8 Delays & 8 Reverbs

Gsus4

Gsus4 is now exclusively carrying Saint Pope's (@saint_pope) Specular Tempus Presets! The package includes all of Saint Pope's signature time-base...

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Original price $89.00 - Original price $89.00
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$89.00
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Current price $89.00
Original price $829.00
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Original price $829.00
Current price $629.00
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Current price $629.00

Strymon | VOLANTE | Magnetic Echo Machine | Stereo Multi-Head Delay & Vintage Spring Reverb

Strymon

Sounds From The Expanse. Create instant retrofuture atmosphere with evocative vintage delay tones. Activate your imagination with evolving ambient...

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Original price $829.00
Original price $829.00 - Original price $829.00
Original price $829.00
Current price $629.00
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Current price $629.00
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Original price $159.00
Original price $159.00 - Original price $159.00
Original price $159.00
Current price $149.00
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Current price $149.00

GFI System | Triple Switch | for GFI System Effects

GFI System

Unlock the full potential of controls and features of GFI System Effect Pedals with this universal aux switch pedal. Bank Up / Down. Page-Up. Ta...

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Original price $159.00
Original price $159.00 - Original price $159.00
Original price $159.00
Current price $149.00
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Current price $149.00
Original price $645.00 - Original price $645.00
Original price $645.00
$645.00
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Current price $645.00

GFI System | Specular Tempus | Stereo Reverb & Delay w/ 32 Algorithms

GFI System

Specular Tempus is a powerful reverb and delay effect processor in a compact pedal. Featuring 32 hand-crafted algorithms, 32 presets. stereo i...

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Original price $645.00 - Original price $645.00
Original price $645.00
$645.00
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Current price $645.00
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Original price $419.00 - Original price $419.00
Original price $419.00
$419.00
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Current price $419.00

GFI System | Clockwork V3 Delay | Pristine Studio-Grade Delay

GFI System

Clockwork Delay V3 offers 7 distinct stereo delay algorithms that can be saved into any one of the 8 presets locations.Despite the plethora of fea...

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Original price $419.00 - Original price $419.00
Original price $419.00
$419.00
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Current price $419.00
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Original price $419.00 - Original price $419.00
Original price $419.00
$419.00
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Current price $419.00

GFI System | Specular Reverb V3 | Pristine Studio-Grade Reverb

GFI System

Specular Reverb V3 preserves the algorithms and sonic qualities of our award winning Specular Reverb V2, while improving its user interfaces an...

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Original price $419.00 - Original price $419.00
Original price $419.00
$419.00
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Current price $419.00
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Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $489.00
$489.00 - $489.00
Current price $489.00

Strymon | SUNSET | Dual Overdrive Pedal

Strymon

Double Up on Iconic Overdrive Tones Put the sound of the top six overdrive circuits of all time on your pedalboard, with the Strymon Sunset Dual O...

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Original price $589.00
Original price $589.00 - Original price $589.00
Original price $589.00
Current price $489.00
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Current price $489.00
Original price $579.00
Original price $579.00 - Original price $579.00
Original price $579.00
Current price $489.00
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Current price $489.00

Strymon | RIVERSIDE | Multistage Drive Pedal

Strymon

  An Overdrive to Build Your Rig Around Strymon's Riverside multi-stage drive effects pedal goes from crystal-clear clean boost to thick, moder...

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Original price $579.00
Original price $579.00 - Original price $579.00
Original price $579.00
Current price $489.00
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Current price $489.00
Original price $549.00
Original price $549.00 - Original price $549.00
Original price $549.00
Current price $399.00
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Current price $399.00

Strymon | ORBIT | dBucket Flanger Pedal

Strymon

Re-creates Vintage Analog Flanging Strymon's Orbit dBucket Flanger effects pedal gives you the swooshing sound of the most desired vintage analog ...

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Original price $549.00
Original price $549.00 - Original price $549.00
Original price $549.00
Current price $399.00
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Current price $399.00