
Bootmod3 Basic kit, engine-bay 5/16" plug-and-play fittings, Continental flex sensor, CANBus harness. The everyday choice for stage 1 / stage 2 flex on B48 / B58 / S58.
Flash hardware, plug-and-play kits, exhaust components and hybrid turbos, sourced and shipped by Samuel. Hybrid-turbo lines are priced per-build, tap Contact for quote to start a WhatsApp.
13 products

Bootmod3 Basic kit, engine-bay 5/16" plug-and-play fittings, Continental flex sensor, CANBus harness. The everyday choice for stage 1 / stage 2 flex on B48 / B58 / S58.

Bootmod3 High Flow kit, unobstructed fuel-flow adapter, CANBus ECA, Continental flex sensor. The pick for stage-3 / hybrid-turbo builds that need the highest mass-flow ceiling.

Dedicated Autotuner slave hardware paired to your VIN. Ships ready-encoded for the protocols Samuel needs to read / write your ECU and TCU. One-off hardware purchase, no subscription.

Direct-fit single midpipe for the S58 platform. Reduces back-pressure between the downpipes and the rear silencer for a sharper exhaust note and cleaner mid-range delivery.

Resonated single midpipe for the S58, same flow gains as the non-resonated pipe, with an in-line resonator chamber that takes the edge off cabin drone on long motorway runs.

Catless downpipes for the S58, full delete of the OEM catalytic converters. Off-road / track use only. Required for stage-3+ builds chasing the top of the platform.

High-flow sports catalytic downpipes for the S58. Bigger gains than the OEM cats while staying emissions-friendly enough for road use in most markets.

Catless downpipe for B58 Gen 1 chassis (M140i, M240i, 340i, 440i, 540i, 740i). Full cat delete, off-road / track use only.

Catless downpipes for B58 Gen 2 chassis (M340i, M440i, X3 M40i, X4 M40i, Z4 M40i, Toyota A90 Supra). Off-road / track use only.

High-flow sports cat downpipes for B58 Gen 2 chassis. Significantly freer-flowing than the OEM cats while staying emissions-friendly enough for road use in most markets.

Littco hybrid turbos for the twin-turbo S58. The forced-induction step for builds pushing well past stage 3. Configuration depends on target output and supporting hardware, message Samuel to spec the right pair for your build.

Littco L520 supercore hybrid turbo for B58 Gen 1 chassis (M140i, M240i, 340i, 440i, F2x / F3x). Entry hybrid step beyond stock, significant mid-range gain on stage 2+ with the right supporting fuel.

Littco L620 hybrid turbo, fits both B58 Gen 1 and B58 Gen 2 chassis. Bigger ceiling than the L520, intended for stage 3 / E85 builds chasing the top of the platform. Specced and shipped through Samuel.