Daimler Opens Detroit Gen 6 Order Book Sept. 1 for 2027 NOx Rule
Freightliner and Western Star dealers start taking orders for EPA 2027-compliant engines next week. What the new NOx hardware costs and when trucks ship.
#Aftertreatment
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Detroit Opens Orders for EPA 2027 Engines
Engine maker accepts orders for 2027-compliant heavy-duty diesels as EPA proposal to delay warranty and useful-life mandates nears finalization.
How much does the EPA 2027 NOx rollback change truck TCO?
Fleet Advantage panel says EPA's softened NOx rule reduces pre-buy urgency but doesn't eliminate the TCO math on holding 2026 models longer.
Volvo's 2027 D13 engine cuts NOx, adds engine brake power
New electrical architecture and aftertreatment design hit EPA27 NOx targets while maintaining fuel economy and boosting retarder performance.
What the 2027 prebuy premium will cost fleets per truck
Fleet Advantage warns operators to budget for elevated pricing as OEMs phase in EPA 2027 NOx hardware ahead of the regulatory deadline.
How Much More Are Truck Parts Costing After the November Tariff?
The Section 232 tariff on imported truck parts took effect November 1, 2025. Injectors, turbos, transmissions, and DPF assemblies are now 20% to 30% more…
OEMs Split R&D Between Diesel Updates and Zero-Emission Platforms
Truck makers are funding both 2027-compliant diesel engines and battery-electric production lines as emission rules tighten and fleet adoption remains uneven.
Volvo D13 Hits 20:1 Compression, 35,000-PSI Rail for 2027 NOx Rule
New 14-wave piston and compacted graphite iron block deliver EPA 2027 compliance without power or fuel-economy loss, Volvo says.
Volvo D13 Engine Cleared for 2027 EPA NOx Standard-What Changes
VTNA's updated D13 meets the 2027 nitrogen oxide rule. What the compliance package means for service intervals, aftertreatment, and shop tooling.
Mack Trucks Unveils 2027-Compliant MP13 Engine at ACT Expo
Mack's MP13 meets EPA's 2027 NOx standard: the first look at what the regulation means for hardware.
Volvo D13 EPA 2027 engine: 10% fuel savings, 630-hp brake in VNL
Volvo's 2027-compliant D13 delivers 540 hp, 1,950 lb-ft, and what the OEM calls the industry's strongest engine brake-while cutting fuel consumption 10% in the…