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

Greer Amps | Gorilla Warfare MKII | Distortion Pedal

Greer Amps

We’ve all had those late nights, filled with loud music, questionable decisions, and the occasional run-in with a big, beastly monster that want...

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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 $449.00
Original price $449.00 - Original price $449.00
Original price $449.00
Current price $385.00
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Current price $385.00

ProCo | Turbo RAT | The Classic Distortion | w/ Enhanced Output

ProCo

  The Turbo RAT is the most intense pedal in the RAT family. For those brave enough to harness its power, it provides a palette of distortion unequ...

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Original price $449.00
Original price $449.00 - Original price $449.00
Original price $449.00
Current price $385.00
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Original price $279.00
Original price $279.00 - Original price $279.00
Original price $279.00
Current price $249.00
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Current price $249.00

ProCo | RAT MK2 | The Classic Distortion

ProCo

The RAT2 will be your go-to distortion pedal for every gig, whether it’s rock, blues, punk, or jazz. This is the standard that all other distortio...

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Original price $279.00
Original price $279.00 - Original price $279.00
Original price $279.00
Current price $249.00
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Current price $249.00
Original price $279.00 - Original price $279.00
Original price $279.00
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Current price $279.00

Catalinbread | Katzenkönig | Ovedrive & Distortion | Based on the Tone Bender MKII & RAT Distortion

Catalinbread

Katzenkönig. The Cat KingWe combined the best elements of a Tone Bender MkII fuzz with a Rat distortion to create something that sings like a fuz...

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Original price $279.00 - Original price $279.00
Original price $279.00
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Current price $279.00
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Original price $419.00 - Original price $419.00
Original price $419.00
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Current price $419.00

JET Pedals | MR JAX | Chris Rocha Signature Series | Overdrive | Distortion

JET Pedals

Introducing MR JAX, our first pedal in a new series called the "Signature Series". Our first official JET artist is Chris Rocha, Chris is a two ...

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Original price $419.00 - Original price $419.00
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Original price $449.00 - Original price $449.00
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$499.00
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Shnobel Tone | Ratatouille Distortion | Inspired by 80's Pro Co RAT

Shnobel Tone

The Ratatouille Distortion was inspired by the 80's Pro Co RAT Distortion Pedal it features an original circuit that has an amp like distortion w...

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Original price $449.00 - Original price $449.00
Original price $449.00
$499.00
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Original price $599.00
Original price $599.00 - Original price $599.00
Original price $599.00
Current price $519.00
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Current price $519.00

Fulltone | Queen Bee | Germanium Fuzz Distortion Pedal

Fulltone

What is the Queen Bee?The Custom Shop Queen Bee is powered by 3 x New Old Stock Military “Flying Saucer” germanium transistors in an original desi...

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Original price $599.00
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Original price $599.00
Current price $519.00
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Original price $549.00
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Current price $459.00
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Fulltone | PlimSoul MKII | Overdrive Distortion | Custom Shop

Fulltone

The mighty PlimSoul returns!...and the MkII is better than ever, with:Clipping = Distortion, and for many years we’ve only been offered two clippi...

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Original price $549.00
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Original price $549.00
Current price $459.00
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Original price $449.00
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Current price $365.00
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Fulltone | 70 | BC-108C Modded Fuzz Face Pedal

Fulltone

I recently found/bought a couple thouusand excellent BC108C transistors, so am happy to announce the return of the 70 pedal...this time, in a sma...

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Original price $449.00
Original price $449.00 - Original price $449.00
Original price $449.00
Current price $365.00
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Original price $449.00
Original price $449.00 - Original price $449.00
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Current price $399.00
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Current price $399.00

Fulltone | OCD V2.0 | Transparent Overdrive Distortion

Fulltone

Since its introduction in 2004, the Fulltone OCD (Obsessive Compulsive Drive) pedal has been the go-to dirt box for countless guitarists around the...

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Original price $449.00
Original price $449.00 - Original price $449.00
Original price $449.00
Current price $399.00
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Original price $499.00
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Current price $410.00
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Current price $410.00

Fulltone | Mas Malo | Fuzz Distortion Pedal

Fulltone

Featuring 3 x hand-picked New old Stock BC184C discrete transistors, this spicy number is capable of vicious, massive sounding Distortion/Fuzz th...

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Original price $499.00
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Original price $499.00
Current price $410.00
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Limetone | JACKAL | Distortion | High Gain Drive w/ EQ & Bite Mode

Limetone

A drive pedal that has both power and sound omission without crushing picking nuances while having high gain.The simple operation of level, gai...

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Original price $499.00 - Original price $499.00
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Original price $74.95
Original price $74.95 - Original price $74.95
Original price $74.95
Current price $69.00
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Current price $69.00

Toms Line | APN-3 | PLEXION | Plexi In a Box | Mini Pedal

Toms Line

Classic British Style Distortion Pedal - 2 modes; bright and normal - Volume, tone and gain control - True bypass - Recreation of 70-80s Marshall a...

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Original price $74.95
Original price $74.95 - Original price $74.95
Original price $74.95
Current price $69.00
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Current price $69.00
Original price $74.95
Original price $74.95 - Original price $74.95
Original price $74.95
Current price $69.00
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Current price $69.00

Toms Line | AFM-3 | Fire Cream | Fuzz Distortion based on BigMuff

Toms Line

Vintage distortion pedal - Volume, tone and sustain control - True bypass - Rich and creamy fuzz tone, based on the 1st version EH Big Muff (tra...

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Original price $74.95
Original price $74.95 - Original price $74.95
Original price $74.95
Current price $69.00
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Original price $899.00
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Current price $749.00
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Tech 21 | SansAmp | DP-3X | dUg Pinnick Signature Bass Pedal

Tech 21

dUg Pinnick. Unmistakable in every way --that voice, the songwriting, his style, and, of course, the dUg tone. A super-compact adaptation of his...

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Original price $899.00
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Original price $899.00
Current price $749.00
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Original price $829.00
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Current price $649.00
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Hotone | AMPERO II STOMP | Tri-Core DSP Next Gen Amp Modeller & Multi Effects Processor

Hotone

Hotone has teamed up with Celestion for the latest iteration of its Ampero amp modeller – the Ampero II Stomp – which comes loaded with 20 of th...

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Original price $829.00
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Original price $829.00
Current price $649.00
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Original price $659.95
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Original price $659.95
Current price $645.00
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Current price $645.00

IK Multimedia | AmpliTube X-Drive | Overdrive & Distortion Multi Effects Pedal

IK Multimedia

Powerful DSP Puts AmpliTube Distortion on Your Pedalboard With powerful onboard DSP, the IK Multimedia X-Drive Distortion Pedal puts 16 player-...

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Original price $659.95
Original price $659.95 - Original price $659.95
Original price $659.95
Current price $645.00
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Original price $599.00
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Current price $499.00
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Current price $499.00

Jackson Audio | FUZZ | Modular Fuzz w/ EQ & Octaver

Jackson Audio

A Must-Have Stompbox for Fuzz Connoisseurs If you consider yourself a fuzz pedal connoisseur, the Jackson Audio FUZZ was created with you in mind....

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Original price $599.00
Original price $599.00 - Original price $599.00
Original price $599.00
Current price $499.00
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Current price $499.00
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Original price $299.00 - Original price $299.00
Original price $299.00
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Current price $299.00

Keeley | Filaments | High-Gain Distortion | Amp in a Box

Keeley Electronics

Keeley Electronics, the leading manufacturer of pedals built in the U.S., announces the release of our most potent and aggressive metal stompbox...

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Original price $299.00 - Original price $299.00
Original price $299.00
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Original price $299.00
Original price $299.00 - Original price $299.00
Original price $299.00
Current price $295.00
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Current price $295.00

Walrus | IRON HORSE V3 | LM308 Distortion | w/ Clipping Blend

Walrus Audio

The Iron Horse is our take on a classic distortion circuit that’s thick, punchy, riffy, and rowdy. With the help of the Si/LED knob and wide range ...

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Original price $299.00
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Original price $299.00
Current price $295.00
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Current price $295.00
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Original price $489.00
Original price $489.00 - Original price $489.00
Original price $489.00
Current price $319.00
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Current price $319.00

Source Audio | SPECTRUM | Intelligent Stereo Filter, Distortion, Octave & Envelope Phaser

Source Audio

Premium Filter, Octave, and Distortion FX for Your Guitar or Bass Source Audio poured their extensive filter design expertise into the Spectrum I...

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Original price $489.00
Original price $489.00 - Original price $489.00
Original price $489.00
Current price $319.00
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Current price $319.00
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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

Source Audio | AFTERSHOCK | Programmable Bass Distortion

Source Audio

The Only Bass Distortion Pedal You Need Out of the box, Source Audio's Aftershock bass distortion pedal packs three potent overdrive engines to...

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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
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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
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Current price $350.00
Original price $589.00
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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