https://www.wisherperformance.com/ daily https://www.wisherperformance.com/products/e90-93-99-maf-limit-extension 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/MAF-Limit-Extension-OS-Modification-Product-Card.png?v=1773109224 MAF Limit Extension | E90/93/99 Mass Airflow Flow (MAF) limit extension software for GM ECUs to support high horsepower forced induction builds https://www.wisherperformance.com/products/auxjection-stock-supercharger 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/Wisher-Performance-AuxJection-LT4-Supplemental-Fueling-System-Aluminum-Finish.jpg?v=1778350632 AuxJection | LT4 Stock Supercharger AuxJection LT4 auxiliary fuel injection system with aluminum plate installed on a Camaro ZL1, data-validated for 1130 HP and perfect cylinder distribution. https://www.wisherperformance.com/products/pe-vs-boost-gen5-ecu-mod 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/PE-VS-BOOST-OS-Modification-Product-Card.png?v=1773108308 PE VS. Boost | E90/92/93/99 Power Enrichment vs Boost software calibration for GM E90, E92, E93, and E99 controllers by Wisher Performance https://www.wisherperformance.com/products/gift-card 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/Wisher-Performance-Gift-Card.png?v=1777253439 Wisher Performance Gift Card Wisher Performance Gift Card https://www.wisherperformance.com/products/wisher-performance-got-fuel-tee 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/Wisher-Performance-Got-Fuel-Tshirt-Apparel.png?v=1776984157 Wisher Performance "Got Fuel?" Tee Wisher Performance Graphic Tees with back graphic of a Corvette Z06 and Camaro ZL1 saying Quench Your Supercharger's Thirst This Summer Powered By AuxJection https://www.wisherperformance.com/products/wisher-performance-logo-tee 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/Wisher-Performance-Logo-Apparel.png?v=1777253685 Wisher Performance Logo Tee Wisher Performance Logo Tees for classic every day wear https://www.wisherperformance.com/products/auxjection-magnuson-2650 2026-06-04T08:47:49-04:00 daily https://cdn.shopify.com/s/files/1/0715/0865/6286/files/AuxJection-LT1-LT4-Magnuson-2650-Auxiliary-fueling.jpg?v=1778349738 AuxJection | LT1 & LT4 Magnuson 2650 AuxJection port and methanol injection kit installed on a Magnuson 2650 supercharged LT1 Camaro SS