Performance

Slip on exhausts, full systems, intake, electrical, engine upgrades to improve the performance on your Triumph.
Aftermarket Header Gasket

Aftermarket Header Gasket

British Customs

$3.00

The header crush gasket is a copper ring that ensures a proper seal between the motor and headers. British Customs Header Gasket is a high quality ...

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$3.00
Triumph T120 Exhaust Gasket by Triumph Motorcycles

Triumph Exhaust Gasket

Triumph Motorcycles

$9.67

Replacement exhaust gasket for T120 and 2017 T100 liquid cooled. Note: Sold individually

$9.67
Air Injection Removal Kit
Save 4%

Air Injection Removal Kit

British Customs

$27.95
from $26.95

Description Designed as an emissions control modification, the Triumph air injection system pumps air into the engine to force more fuel to burn i...

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$27.95
from $26.95
Save 4%
Air Box Removal Kit by British Customs

Air Box Removal Kit - Bonneville/Thruxton EFI

British Customs

$305.00

The better your Triumph Modern Classic breathes, the better it performs. Its just that simple. With the British Customs Air Box Elimination Kit yo...

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$305.00
EFI Cruiser Air Box Removal Kit

EFI Cruiser Air Box Removal Kit

British Customs

$295.00

The better your Triumph breathes, the better it performs. Its just that simple. With the British Customs Exposed Air Box Elimination Kit you can r...

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$295.00
SAI Block Off

SAI Block Off

British Customs

$59.95

Removes secondary air injection system to improve performance.

$59.95
O2 Sensor Block Off Screw

O2 Sensor Block Off Screw

British Customs

$24.95

If you've already tuned the ECU on your Modern Classic, you might as well pull your O2 sensors too. Rather than leaving those expensive 02 sensors...

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$24.95
Crankcase Breather by K&N Engineering for Triumph Motorcycles
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Crankcase Breather

K&N Engineering

$37.19
$27.99

$37.19
$27.99
Save 25%
High-Flow Air Filter for Airbox Elimination Kit by K&N Engineering for Triumph Motorcycles

High-Flow Air Filter for Airbox Elimination Kit - Carb Models

K&N Engineering

$44.99

Now available the high performance K&N air filter used on the British Customs Air Box Removal Kit. We at British Customs use nothing but the be...

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$44.99
Round High-Flow Air Filter

Round High-Flow Air Filter

K&N Engineering

$48.25

The K&N Round Filter helps boost performance by opening up the intake system, increasing air flow into the engine and allowing it to run more e...

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$48.25
Cruiser High Flow Air Filter by K&N Engineering for Triumph Motorcycles

High Flow Air Filter - America/Speedmaster

K&N Engineering

$54.99

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration.These filters are washa...

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$54.99
Modern Classic High Flow Air Filter by K&N Engineering for Triumph Motorcycles

High Flow Air Filter

K&N Engineering

$54.99

K&N's replacement air filtersare designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,20...

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$54.99
Sport High Flow Air Filter by K&N Engineering for Triumph Motorcycles

High Flow Air Filter - Street Triple

K&N Engineering

from $66.59

This upgrade on your Triumph Street Triple 675 will unleash power and throttle response! Your bike will run and breath better with the K&N Air ...

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from $66.59
Nology Pro Fire Coil - Bonneville/Thruxton EFI

Nology Pro Fire Coil - Bonneville/Thruxton EFI

Nology Engineering

$90.33

Nology ProFire Ignition Coil is designed to deliver spark voltage is in excess of 45,000 volts over the entire rpm range, and spark energy is equal...

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$90.33
Nology Silver Spark Plug

Nology Silver Spark Plug

Nology Engineering

$11.06

Quit playing around with spark plugs that feature Iridium electrodes, platinum electrodes, copper electrodes, fine wire electrodes, split electrode...

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$11.06
NGK Iridium Spark Plug by NGK Iridium Spark Plugs for Triumph Motorcycles

NGK Iridium Spark Plug

NGK Iridium Spark Plugs

$10.50

Features: The ultimate in the evolution of spark plug technology and performance from the industry leader The iridium electrode is 25% smaller tha...

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$10.50
ProCom Programmable CDI Box by ProCom Engineering for Triumph Motorcycles

ProCom Programmable CDI Box

ProCom Engineering

$269.00

PROCOM Performance Reprogrammable Igniter for Triumph 2 Cylinder Models. This fully reprogrammable Performance Igniter is a direct Plug-and-Play ty...

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$269.00
ProCom Twin Rectifier by ProCom Engineering for Triumph Motorcycles

ProCom Twin Rectifier

ProCom Engineering

$109.00

$109.00
Performance Spark Plug Wires by Nology Engineering

Performance Spark Plug Wires

Nology Engineering

$78.26

Nology HotWires are the most technologically advanced ignition wires available. HotWires for the Triumph Bonneville, T100, Thruxton, and Scrambler ...

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$78.26
High Heat Wrap Coating- Black by Thermo-Tec for Triumph Motorcycles
$12.99
Exhaust Wrap Kit by Thermo-Tec for Triumph Motorcycles

Exhaust Wrap Kit

Thermo-Tec

from $75.99

Now you can get everything you need for a complete, professional installation of our Exhaust Insulating Wrap, all in one package. Kits include Exha...

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from $75.99
NGK LMAR8A-9S Spark Plug

NGK LMAR8A-9S Spark Plug

NGK Iridium Spark Plugs

$9.95

NGK Standard Spark Plug is manufactured to enhance the performance of the vehicle. It is constructed from durable material that is corrosion a...

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$9.95
Predator Pro Quiet Core

Predator Pro Quiet Core

British Customs

$29.95

Description Are your Predator Pro Slip On Exhausts too loud? We have a solution that'll bring them down a notch: the British Customs Predator Pro Q...

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$29.95
Bomber Exhaust - EFI Version

Bomber Exhaust - EFI Version

British Customs

$639.95

Why follow a path when you can blaze a trail? The Bomber Exhaust delivers the sound and quality you have come to expect from British Customs. The ...

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$639.95