{"type":"firestarter.listing","listing":{"id":"lst_BQHk70AB","product_name":"Chevy Corvette C8 / C8 Z06 400 Cell Catted Downpipes","category":"Motor Vehicle Exhaust","description":"Chevy Corvette C8 / C8 Z06 – EPA-Compliant 400 Cell Catted Downpipes\nUnlock the True Potential of Your Mid-Engine V8 • High-Flow • Compliant •\n\nIntroducing Our NEW 400 Cell EPA-Compliant Downpipes for C8 & C8Z\nThe mid-engine Corvette changed the game — but factory catalyst restrictions still limit the full performance and sound potential of the platform. Our NEW EPA-compliant 400 cell high-flow catted downpipes are engineered to reduce exhaust restriction, improve throttle response, and unleash a sharper, more aggressive exhaust note — all while maintaining emissions compliance standards.\nThis is the foundation of serious C8 performance.\n\nWhy Upgrade to 400 Cell?\n\n\nEPA-Compliant 400 Cell High-Flow Catalysts: Increased exhaust flow while maintaining compliance standards.\n\nImproved Throttle Response: Reduced backpressure enhances mid-range torque and high-RPM pull.\n\nSharper Exhaust Note: Louder, deeper, and more aggressive under load.\n\nTrack-Ready Efficiency: Optimized for performance driving without sacrificing street usability.\n\n\nPerformance & Engineering\n\n\nOptimized Flow Architecture: Reduces restriction while preserving catalyst efficiency.\n\nMandrel-Bent Tubing: Smooth internal transitions for maximum exhaust velocity.\n\nPrecision TIG Welding: Built to endure extreme exhaust temperatures and high-performance use.\n\nDirect OEM Bolt-On Installation: Utilizes factory mounting points for straightforward installation.\nEngineered to Pair Seamlessly with Valvetronic Exhaust Systems\n\n\nSound Transformation\n\n\nStock Exhaust + Downpipes: Noticeable increase in volume with deeper tone and more pronounced character.\n\nValvetronic Exhaust + Downpipes: Maximum transformation — sharper crackles, stronger presence, and a true motorsport-inspired signature.\n\n\nConstruction & Durability\n\nPremium high-grade stainless steel construction\nHigh-temperature resistant 400 cell catalyst cores\nOEM-style sensor placement for proper operation\nEngineered for long-term reliability under p","images":["https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09148_ShopifyCustomSize.jpg?v=1784213535","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09163_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09236_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09210_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09205_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09199_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09158_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09165_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09167_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09172_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09176_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09182_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09195_ShopifyCustomSize.jpg?v=1784213536","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/DSC09231_ShopifyCustomSize.jpg?v=1784213536"],"price":2499.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-16T16:00:45.314Z"},"share_url":"https://firestarter.network/l/lst_BQHk70AB","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer ","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_BQHk70AB' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Chevy Corvette C8 / C8 Z06 400 Cell Catted Downpipes' and a budget_max comfortably above $2499.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}