Signature Performance

40000 products ★ 4.9

Signature Performance in Costa Mesa, CA, specializes in premium suspension, performance upgrades, custom wheels, and accessories.

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King Shocks 07-18 Chevrolet Avalanche 1500 Front 2.5 Dia Remote Reservoir Coilover (Pair)

King Shocks 07-18 Chevrolet Avalanche 1500 Front 2.5 Dia Rem

USD 1,805.00
King Shocks 07-18 Chevrolet/GMC Silverado/Sierra 1500 Rear 2.5 Dia Piggyback Res Shock (Pair)

King Shocks 07-18 Chevrolet/GMC Silverado/Sierra 1500 Rear 2

USD 1,072.55
King Shocks 00-10 Chevrolet Silverado 2500/3500 Front 2.5 Dia Remote Reservoir Shock (Pair)

King Shocks 00-10 Chevrolet Silverado 2500/3500 Front 2.5 Di

USD 1,072.55
King Shocks 00-10 Chevrolet Silverado 2500/3500 Rear 2.5 Dia Piggyback Reservoir Shock (Pair)

King Shocks 00-10 Chevrolet Silverado 2500/3500 Rear 2.5 Dia

USD 1,072.55
AMP Research Replacement Controller Standard - Type A

AMP Research Replacement Controller Standard - Type A

USD 99.99
AMP Research Replacement Smart Series PowerStep Controller

AMP Research Replacement Smart Series PowerStep Controller

USD 99.99
AMP Research PowerStep LED Light Kit (Fits Apps w/New Style Controller)

AMP Research PowerStep LED Light Kit (Fits Apps w/New Style

USD 169.99
AMP Research PowerStep 79in Silver Trim Strip

AMP Research PowerStep 79in Silver Trim Strip

USD 99.99
AMP Research 2011-2017 Diesel PowerStep - Silver

AMP Research 2011-2017 Diesel PowerStep - Silver

USD 79.99
AMP Research PowerStep 79in Silver Trim Strip Full Kit w/ Extrusions

AMP Research PowerStep 79in Silver Trim Strip Full Kit w/ Ex

USD 299.99
AMP Research 2007-2013 Chevrolet Silverado 1500 BedStep - Black

AMP Research 2007-2013 Chevrolet Silverado 1500 BedStep - Bl

USD 329.99
AMP Research 1999-2006 Chevrolet Silverado 1500/2500/3500 BedStep - Black

AMP Research 1999-2006 Chevrolet Silverado 1500/2500/3500 Be

USD 329.99
AMP Research 2011-2014 GMC Sierra 2500/3500 BedStep - Black

AMP Research 2011-2014 GMC Sierra 2500/3500 BedStep - Black

USD 329.99
AMP Research 2014-2017 GMC Sierra 1500 2014 BedStep - Black

AMP Research 2014-2017 GMC Sierra 1500 2014 BedStep - Black

USD 329.99
AMP Research 2015-2017 GMC Sierra 2500/3500 BedStep - Black

AMP Research 2015-2017 GMC Sierra 2500/3500 BedStep - Black

USD 329.99
AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 BedStep - Black

AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 BedSt

USD 329.99
AMP Research 20-24 Chevrolet Silverado 2500/3500 BedStep - Black

AMP Research 20-24 Chevrolet Silverado 2500/3500 BedStep - B

USD 329.99
AMP Research 1999-2013 Chevrolet Silverado All Beds BedStep2 - Black

AMP Research 1999-2013 Chevrolet Silverado All Beds BedStep2

USD 329.99
AMP Research 2014-2017 Chevrolet Silverado 1500 All Beds BedStep2 - Black

AMP Research 2014-2017 Chevrolet Silverado 1500 All Beds Bed

USD 329.99
AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 Short Bed BedStep2 - Black

AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 Short

USD 329.99
AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 Mid/Long Bed Only BedStep2 - Black

AMP Research 19-22 Chevrolet/GMC Silverado/Sierra 1500 Mid/L

USD 329.99
AMP Research 20-24 Chevrolet Silverado 2500/3500HD BedStep2 - Black

AMP Research 20-24 Chevrolet Silverado 2500/3500HD BedStep2

USD 329.99
AMP Research BedStep2 Installation Kit for 2007-2013 Chevy Silverado 1500

AMP Research BedStep2 Installation Kit for 2007-2013 Chevy S

USD 29.99
AMP Research All-All All All PowerStep Plug N Play - Black

AMP Research All-All All All PowerStep Plug N Play - Black

USD 119.99